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2 definitions by NumetalFag

 
1.
1. To approach a stranger and slowly rotate your hips while crossing your arms across your chest in a mummy-like fashion and yelping "Nump!" in a high-pitched voice. Inspired by the two legends, Butch and Mummy fart.

2. The act of numping.
"Dude, let's go nump the shit outta that fuck!"
by NumetalFag July 09, 2009
 
2.
A persons cock that is small and and fat and is the color maroon.
"Frank, you have a chub! You have a maroon cock!"
by NumetalFag July 09, 2009