O.B is shorthand for Overboard
Dude 1: Hey man, Nice car
Dude 2: Hey thanks man, I went O.B on it
by The_Original_OneEyed_Wolf November 17, 2011
Short for 'obvious' or 'obviously'. Part of BITSGian lingo.
Indu: Abe ye raat ko 12 baje hostel mein kaun dhol ka chutiyapa pel raha hai?
Mundu: Ek hi aadmi ho sakta hai...
Indu: Bauji?
Mundu: Ob.
Indu: Chutiya saala!

Mundu: Abe av pe B lag sakta hai kya?
Indu: Ob no dude!
by CheesePalti October 21, 2015
old balls. Man equivalent to a lady called a cougar
Are you going out with O. B. tonight?
by oblover March 17, 2010
1. an Out of Boundary; from another city or district
2. someone you can't trust; or someone you dont know
1. wutta uFck he lookin at? o.b. ca get da fade!
2. even tho im kool wit em, he still a o.b., ya dig?
3. man dem o.b.'s from _______ soft as uFck!
by PM Aka Da Godfather November 03, 2006
Original Beaner
Pancho Villa was One of the fucking best O.b's.
by That mexican guy with the slay April 14, 2009
to faint when hearing the result of an election
I was so happy on the 4th, I almost OBed
by Tatal35 November 09, 2008
Open Beta
when will they announce the date for OB?
by FreeDrone August 23, 2013

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