2 definition by Fonzii

Top Definition
bk
Bad Kid
A person who is not good at a video game.
(After owning a kid on halo 2) "Wow, you're a BK."
by Fonzii March 14, 2007

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To adulterate or dilute a recreational drug
Do you step on your heroin or is it raw?
by fonzii March 12, 2015

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