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1).When one feels an intense desire tor performing cunnilingus.

2).When one has a great craving for buttermilk muffins.
1.) Mark: Dude I've got the muffin munchies
Joe: Yeah me too, I could use a blueberry muffin.
Mark: Nah man, I just talked to your sister and she told me that this evening, I could take a bite of her muffin. *makes slurping noise*
Joe:My sister?! I'll choke you asshole.
2.)Oh Boy! I saw a commercial of a peach muffin, and now I've got the muffin munchies!
by aleven12 December 23, 2014
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