Top Definition
IAK
I ALREADY KNOW
P1: Vincent lam is sexy huh?
P2: IAK
by Situationlam September 04, 2010
1 more definition
It's a knee slapper- a word used by few a different way of saying lol
person 1: he fell in a mud hole
preson 2: omg! iaks!
by Jessica April 25, 2005

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