verb: 1. the action of pooping in a vagina.
"Shit, that bitch Tanya wouldn't let me tap that ass, so when she fucking fell asleep, I gave her a good ol' fashioned muffin loaf. Shit yeah!
by Aaron Nestor December 10, 2004
Its when a girl has saggy vagina lips and teabags a guy with said lips
"Watch out for that girl man, she will muffin loaf you."
by Pogo December 04, 2005
ultra sensative man that takes it in the ass
frankie is a fuckin muffin loaf!
by the jewelhammer November 24, 2006
The act of pooping into a vagina. See how the words "Loaf in muff" (ie turd in vagina) rearrange to form "Muffin Loaf" (an obscure baked good)?
Dogg she said I could do anything so I busted out the muffin loaf
by who loves orange soda August 21, 2009