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A geeky euphemism for the middle finger. Derived from the fact that if you consider the fingers of your hand to be binary digits, the middle finger would represent the number four in binary regardless of which direction you counted from.
Jeff said I didn't know how to code worth a damn, so I flipped the fours bit.
by ditty bopper March 30, 2016
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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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