KO
A Canadian Musician with most of his songs about smoking weed. Give him a listen.
Hey man did you hear that new KO song about him selling crack when he was younger?
by lolidkwtnm July 01, 2011
K-O
1. When you knock someone out.

2. When u're knocked out
1. The K-O (knock-out) of Badr Hari was wonderfull!

2. Im totally K-O
by desibabe July 04, 2009
ko
Knifed-Out; taken down by a melee weapon in (any game).
The leet player was ko by a noob.
by l337no0bi3 February 12, 2009
ko
ko - means kidding on
jerry: that teacher is an old fart
louise: dont be mean
Jerry: ko
by zander101 July 16, 2008
KO
KO Kick Off The start of a sport involving a ball
The KO time is later today as a Royal event is being televised in the morning.
by CriostoirHulme August 01, 2005
ko
OK backwards. Originally from Short Circuit 2 (1988), K.O. Derf is OK Fred backwards. Became more common with the rise of chatrooms and IM with people who can't or don't waste time trying to type well.
fred: are you ok?
#5: Functioning 100%. Perfectly K.O., Derf!
fred: it's fred
#5: That's what i said, Derf!


im user 1: i gtg
im user 2: wait bring that cd tomorrow
im user 1: ko durf ttyl
by joefitz July 19, 2005
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