Top Definition
A guy comes in a girls mouth and with the load in her mouth, she takes a hit of weed and so does he.
I've been fizz knuckin' bitches.
by Alton Gamble June 11, 2010
injecting poprocks and soda into one's bloodstream for the purpose of being completely numb when you get an embarrassing tatoo.
i want to get that tatoo of a penis on my ear lobe but i think it would hurt. do you want to go fizzknuckin with me until we're numb?
by Tooyaa August 18, 2008
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