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2 definitions by stefanali pops

 
1.
To prepare to kick another's ass, getting prepared to engage in fisticuffs
If you get up in my grille, you best knuckle up, motherfucker
by stefanali pops September 13, 2005
 
2.
to take a shit, just to plain ol' take a shit
Dude, hold that thought. I gotta go grow a tail
by stefanali pops September 13, 2005