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A rather obvious mockery of "kung fu", meant to discriminate those who can kick your ass, and to tempt them to do so.
"aww, look at the cute fruit head, doing his fung ku! HAHA!"
by for all you know its "Bill" March 17, 2005
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Sep 8 Word of the Day
A casual invitation / threat used by an individual that is not afraid of fucking someone up.
PAUL: I'm going to beat your ass.

JACK: Fuck around and find out, fool!
by NX STARCHILD October 16, 2020
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