Definitions by BFCxSTANKYYLEGG

Muffinfucking 

The act of a male jamming any type or sized muffin into a female's vagina, then pounding it in with his penis.

"I enjoy muffinfucking the shit out of the waitress," said the pastry chef.

Muffinfucking by BFCxSTANKYYLEGG November 29, 2011