Computer Slang beginning with the letter O
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On this site you will find a list of slang terms, acronyms and abbreviations as used in websites, ICQ
chat rooms, blogs, SMS, and Internet forums - a complete dictionary of slang. This page lists these acronyms beginning with O.
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Please note that a few of the words stand for phrases containing words that may be offensive to some people.
In those cases we have substituted asterisks, or similar, for the words in question.
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· O
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Ounce (of drugs)
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· O RLY
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Oh, Really?
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· O&O
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Over and Out
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· O-O
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Shock
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· O.O
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Wide eyed
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· O/
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High five
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· O/\O
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High five
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· O7
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Salute
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· O:)
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Innocent, angelic
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· O:-)
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Innocent, angelic
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· OA
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Over Acting
Over Achiever
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· OAN
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On Another Note
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· OAO
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Over And Out
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· OAP
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Old Age Pensioner
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· OATUS
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On A Totally Unrelated Subject
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· OAUS
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On An Unrelated Subject
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· OB
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Oh, Brother
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· OBBY
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Oh, Baby
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· OBE
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Overcome By Events
Out of Body Experience
Order of the British Empire
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· OBGYN
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Gynecologist (OBstetrics and GYNecology)
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· OBHWF
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One Big Happy Weasely Family
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· OBO
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Or Best Offer
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· OBQ
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Oh, Be Quiet
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· OBS
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Obviously
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· OBTW
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Oh, By The Way
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· OBV
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Obviously
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· OBVI
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Obviously
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· OBVS
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Obviously
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· OBVY
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Obviously
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· OBVZ
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Obviously
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· OBX
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Outer Banks North Carolina
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· OC
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Of Course
Original Character
Orange County
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· OCD
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Obsessive Compulsive Disorder
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· OCH
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Oh (Scottish)
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· OCN
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Of Course Not
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· OCO
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Oh, Come On
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· OCR
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Optical Character Recognition
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· OCT
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On Company Time
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· OD
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Overdose
Over Doing it
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· ODAAT
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One Day At A Time
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· ODEE
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same as OD
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· ODF
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Own Damn Fault
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· ODG
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Oh Dear God
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· ODL
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Oh Dear Lord
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· ODST
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Orbital Drop Shock Trooper (Gaming)
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· ODT
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On Dis Ting
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· OE
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Outlook Express
Operator Error
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· OED
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Oxford English Dictionary
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· OEM
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Original Equipment Manufacurer
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· OFAY
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Offensive term for a white person
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· OFC
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Of Course
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· OFGS
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Oh, For God's Sake
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· OFH
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Old Folks' Home
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· OFOC
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Overwhelming Feelings of Concern
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· OFWGKTA
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Odd Future Wolf Gang Kill Them All (rappers)
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· OG
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Original Gangster
Old Git
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· OG
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Original Gangster (typical not an actual gangster, but just one of an original group)
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· OGIM
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Oh God It's Monday
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· OGK
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Only God Knows
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· OGM
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misspelling of OMG
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· OGN
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Online Gaming Network
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· OH
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Other Half
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· OHAC
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Own House And Car
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· OHAI
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Oh, Hi
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· OHIM
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Oh Hell, It's Monday
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· OHK
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Oh,Ok
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· OHKO
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One Hit Knock Out
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· OHN
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Oh Hell, No!
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· OHS
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Operator Head Space
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· OHT
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One Handed Typing
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· OHW
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One Hit Wonder
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· OI
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Hey
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· OIC
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Oh, I See
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· OIK
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Unpleasant, unpopular person
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· OIY
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Hey
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· OJ
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Only Joking
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· OJD
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Obsessive Jonas (Brothers) Disorder
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· OJT
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On Job Training
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· OK
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Only Kidding
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· OKC
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Oklahoma City
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· OKEY DOKEY
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OK
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· OKI
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Okey Dokey, OK
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· OKIES
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Okay
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· OKW/E
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OK What-Ever
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· OL
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Online
Office Lady
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· OLD BAG
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Grumpy old woman
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· OLD LADY
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Wife, GF
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· OLDFAG
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Long established member of an online community
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· OLED
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Organic Light-Emitting Diode
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· OLLG
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One Less Lonely Girl
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· OLOY
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Only Losers Obey Yolo
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· OLTL
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One Life To Live
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· OM
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Old Man
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· OM NOM
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Sound of eating
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· OMA
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Oh My Allah
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· OMB
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On My Break
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· OMD
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Oh My Days
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· OMDB
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Over My Dead Body
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· OMDS
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same as OMD
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· OMDZ
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Oh My Dayz
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· OMFSM
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Oh My Flying Spaghetti Monster
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· OMFUG
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Other Music Found UnderGround
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· OMG
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Oh My God
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· OMGA
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Oh My Giddy Aunt
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· OMGD
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Oh My God Dude
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· OMGNA
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Oh My Gosh, Not Again
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· OMGSH
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Oh My Gosh
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· OMGZ
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same as OMG
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· OMJ
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Oh My Jonas (JB)
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· OMJC
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Oh My Jesus Christ
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· OML
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Oh My Lord
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· OMP
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Oh My Potatoes
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· OMS
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Oh My Science
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· OMSJ
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Oh My Sweet Jesus!
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· OMT
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One More Thing
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· OMW
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On My Way
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· OMWH
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On My Way Home
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· OMZ
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Oh My Zeus
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· ON
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Drunk, high
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· ON ONE
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Under the influence of drugs
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· ON9
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Stupid (Chinese)
Online
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· ONCO
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Or Nearest Cash Offer
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· ONE
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One Love, goodbye
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· ONE OFF
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Happened Once
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· ONG
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Misspelling of OMG
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· ONION
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Ounce of a drug
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· ONL
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Online
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· ONM
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Oh, Never Mind
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· ONNA
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Oh No, Not Again
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· ONNTA
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Oh No, Not This Again
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· ONO
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Or Nearest Offer
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· ONOZ
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Oh No
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· ONS
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One Night Stand
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· ONTD
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Oh No They Didn't
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· ONUD
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Oh No You Didn't
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· ONYD
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Oh No You Didn't
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· OO
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Object Orientated
Suprised
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· OOA
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Out Of Ammo
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· OOAK
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One Of A Kind
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· OOBE
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Out Of Body Experience
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· OOC
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Out Of Control/Character/Context
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· OOF
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Out Of Office
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· OOFT
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Sound made when impressed by something
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· OOH
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Out Of Here
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· OOI
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Out Of Interest
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· OOM
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Out Of Mana (MMORPG)
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· OOMF
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One Of My Friends/Followers
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· OOML
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Out Of My League
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· OOMM
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Out Of My Mind
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· OOO
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Out Of Office
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· OOP
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Out Of Place
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· OOPS
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Word said after doing something wrong
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· OOS
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Out Of Style
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· OOSOOM
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Out Of Sight, Out Of Mind
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· OOT
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Out Of Town
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· OOTB
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Out Of The Box
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· OOTC
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Obligatory On-Topic Comment
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· OOTD
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Offer Of The Day
Outfit Of The Day
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· OOTO
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Out Of The Office
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· OOTW
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Out Of This World
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· OOYL
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Out Of Your League
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· OOYM
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Out Of Your Mind
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· OP
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Original Poster
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· OPA
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Greek exclamation
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· OPB
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Other People's Business
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· OPK
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Other People's Kids
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· OPM
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Other People's Money
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· OPPA
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Older brother, male friend
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· OPPP
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Oh, Poopy-Poop!
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· OPPS
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Misspelling of 'oops'
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· OPS
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Operations
Oops
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· OPSEC
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Operations Security
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· OREO
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Black on the outside, white on the inside
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· ORG
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Online Reality Games
Organization
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· ORITE
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Alright, hello
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· ORKUT
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Google's social network
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· ORLY
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Oh Really
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· ORN
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Oh Really Now
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· ORO
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Expression of confusion
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· ORZ
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Frustration, despair
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· OS
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Operating System
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· OSFA
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One Size Fits All
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· OSLT
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Or Something Like That
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· OSM
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Awesome
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· OSO
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Other Significant Other
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· OSS
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Open Source Software
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· OSSIM
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Awesome
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· OST
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Original Sound Track
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· OT
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Off Topic
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· OT3
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One True Threesome
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· OTA
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Over The Air
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· OTAKU
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Obsessive fan
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· OTAY
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Okay
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· OTB
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Off The boat
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· OTC
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Over The Counter
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· OTD
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On The Dot
Out The Door
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· OTE
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Over The Edge
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· OTF
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Off Topic Forum
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· OTFL
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On The Floor Laughing
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· OTG
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On The Go
Off The Ground
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· OTH
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Off The Hook
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· OTK
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Over The Knee
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· OTL
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like ORZ stick figure on hands and knees
Out To Lunch
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· OTLTA
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One Thing Led To Another
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· OTM
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Of The Moment
One Track Mind
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· OTN
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On That Note
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· OTO
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One Time Only
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· OTOH
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On The Other Hand
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· OTOOH
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On The Other Other Hand
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· OTP
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One True Pairing
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· OTR
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On The Run
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· OTS
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On The Side
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· OTT
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Over The Top
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· OTTH
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On The Third Hand
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· OTTOMH
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Off The Top Of My Head
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· OTW
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On The Way
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· OTW
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On The Whole
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· OTY
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Over To You
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· OTZ
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same as ORZ
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· OU
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Open University
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· OUAT
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Once Upon A Time
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· OUCH
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Interjection said when experiencing pain
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· OUGHTA
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Ought to
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· OUNCE
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28 grams of drugs (usually marijuana)
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· OUO
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Official Use Only
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· OUTTA
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Out Of
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· OVA
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Original Video Animation
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· OVNO
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Or Very Near Offer
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· OVO
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Obviously
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· OW
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Ouch
Other Woman
Oh, Well
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· OWK
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Other World Kingdom
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· OWLING
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Crouching and staring like an owl
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· OWN
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Beat, dominate (gaming)
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· OWNED
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Dominated
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· OWNM
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Oh Well, Never Mind
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· OWOA
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One Way Or Another
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· OWS
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Occupy Wall Street
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· OWT
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Anything
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· OWTTE
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Or Words To That Effect
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· OX
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Sharp blade
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· OXY
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OxyContin (or oxycodone), painkiller
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· OY
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Oh Yeah
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· OYB
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On Your Bike
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· OYE
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Listen up
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· OYG
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Oh Your God
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· OYO
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On Your Own
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· OZ
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Australia
Ounce
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· O_O
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Confused
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