Top Definition
Knock Out Boys. Gang that KNOCKS YOU OUT!! when you scroll down your car window at night.
The K.O.B knocked my mom out last night!
by zqwy6w October 18, 2009
literally, knock-out basoomas; breasts that are so huge you might want to watch it when you are around a girl who has them because they could knock you out.
Careful if she turns around too fast, she's got a serious pair of kob's.
by Mallorey April 21, 2005
to have anal sex with a girl, ala Kobe Bryant.
Last night was ok, until I got her in the kob!
by hulaj November 20, 2003
stands for kevin o' brien... hottest teacher in the history of the world
student a: did you see KOB today??

student b: he bent over to pick up a piece of chalk in class and it was orgasmic!
by soooo hottttt!!!!! February 27, 2005
Stands for King Of Bellends

Basically one who tries to piss you off and act a arsehole in front of you to embarrass you.
Player 1:just because you shat your load last night in front of me!

Player 2:fuck you, you pancakeface get a life and stop being a KOB.
by ---BLEWERT((()))))--- October 17, 2006
kids on bikes
Look at those K.O.B's.

Yea, they think their so cool.
by coolioj September 25, 2008
klowns of beechboro
keg of beer

nice kob work on your car
kob in full effect
broken down again? who worked on your car KOB?
by dixie normous April 27, 2003
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