Muffinbutts 

N. the disgusting, bottom part of the muffin that, it would seem, was ignored in the delegation of yummy muffin ingredients like chocolate chips, blueberries, and nuts. They are most commonly discarded or left to rot on a lunch tray.

Stina Shall: Namie, why haven't you finished your muffin?
Lyme Ninja: Pft. I never eat the Muffinbutts.

Muffinbutts by Stina Shall and the Lyme Ninja March 20, 2009

Muffinbutton

A button that when pushed produces a muffin without any real purpose. The button to the left of the red one and right of the blue one.

Hey, Goku, where'd you get that muffin?

Muffinbutton.

But, I, I didn't install a muffinbutton.

Then... where'd I get this muffin?

Muffinbutton by elemenda October 15, 2011

muffinbutt 

An affectionate pet name.

"God damn it my girlfiend wont stop calling me muffinbutt!"

muffinbutt by Chrisge April 2, 2008

MuffinBuns 

Girl that loves to play games and have fun, also loves to be cute and funny. Has a great personality.

_____ MuffinBuns... you know

MuffinBuns by Brandon November 16, 2004

Muffinbottom 

Usually a female, who has a big nice booty.

booty muffinbottom

Muffinbottom by Muffinbottom February 28, 2010