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O Acronyms, Abbreviations, and Emoticons

Abbreviations that start with O

Abbreviation Meaning
O&OOver and out
O4UOnly for you
OAOver acting
OAOOver and out
OAROn a roll
OBOOr best offer
OBPOn-base Percentage
obsObviously
OBTWOh, by the way
obvObviously
obviObviously
OCOf course
OCDObsessive compulsive disorder
odOverdose
OEMOriginal Equipment Manufacturer
ofcOf course
Off the hookTotally awesome
OFLOut for lunch
OGOriginal gangster
OGWOh gosh why
ohOverheard
Oh snapExpression of surprise
ohemgeeOh my gosh
OICOh, I see
OICNOh, I see now
OITNBOrange is the New Black
oiyHi
OJOrange juice
OKOne kiss
OLOld lady
OLPCOne Laptop Per Child
OLTLOne Life to Live
OMOld man
OMOh man
OmahaChange of plans
OMAMOf Monsters and Men
OMAMOf Mice and Men
OMCOh my Carlisle
OMDOh my darn!
OMDBOver my dead body
OMEOh my Edward
OMFGOh my freaking gosh
OMFGAZOh my freaking gosh and zounds
OMFGYASBOh my freaking gosh, you're a sexy beast
OMGOh my gosh
OMGDOh my gosh, duh
OMGFOh my godfather
OMGNOh my gosh noob
OMGROFLMAOOh my gosh, rolling on the floor laughing my a** off
OMGWTFBBQOh my gosh, what the f***, barbeque
OMGYSOh my gosh you suck
OMHOh my heavens!
OMJOh my Jonas
OMLOh my L...
OMMOn my mind
OMOHODOne minute, one hour, one day
OMWOn my way
ONCOOr nearest cash offer
oneshotOne shot completion
onlOnline
ONNAOh no, not again
ONOOr nearest offer
onozOh no
ONYDOh no you didn't
OOOver and out
OOOn order
OOOpenOffice
OOAKOne of a kind
OOCOut of character
OOHOut of here
OOMOut of mana
OOMFOne of my followers
oomfGreat strain
OOOOut of office
OOPOut of print
OOPOut of pocket
OopsExclamation of a mistake
OOTOut of topic
OOTOut of town
OOTBOut of the box
OOTDOutfit of the day
OOYFMOut of your freaking mind
opOverpowered
OPOriginal poster
opOperator
OpaGreek exclamation
OPIOverpaid idiot
OPKOvulation predictor kit
OPMOther people's money
OPSOn-base Plus Slugging Percentage
orlyOh really
ORPOriginal Retail Price
OSLTOr something like that
OTOther topic
OTOvertime
OTOff topic
OTAOver the air
otayOkay
OTBOff the boat
OTCOver the counter
OTEOver the edge
OTFLMAOOn the floor laughing my a** off
OTGOn the ground
OTGLOn the ground laughing
OTHOff the hook
OTLOut to lunch
OTOHOn the other hand
OTPOn the phone
OTPOne true pairing
OTSOff the subject
OTSOpen two seater
OTSOn the scene
OTTOver the top
OTTHOn the third hand
OTTOMHOff the top of my head
OTWOff to work
OTWOn the way
outtaOut of
ovieOverlord
ownageCompletely owned
OwnedEmbarrassed

Emoticons that start with O

Emoticon Meaning
C:。ミOctopus
O_oOddball
:-jOh Go On
/o\Oh no!
L(´□`L)Oh No! (2)
?:-_]Old Lady
|:-{)~Old Man
(ノ-o-)ノ 中Olympic Hammer Throw
:)]On the Phone
(・д・)}On The Phone (3)
':-(One Eyebrow
.-)One-Eyed Smile (4)
:~Ood
=XOops
:-DOpen-Mouthed Smile (3)
E:-)Operator
~#|__/~~\o/~Overboard
^_^Overjoyed (2)
:-)))Overweight
^(OvO)^Owl (11)