1 definition by David Dugas

Butt Munch-
1. An annoying person that you would like to shut up.
2. A bothersome sibling.
3. A friend who is being a jackass.
Person 1: Hey man, you sure are cool! you have so many friends! I guess that's why everyone thinks you're such a winner

Person 2: Shut up you freaking butt munch.
by David Dugas May 5, 2005
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