Assmuffing 

A rusty trombone without the trombone (See rusty trombone)

Stop talking, you assmuffing robot!!

Assmuffing by DynamiteDynamite May 5, 2010

assmuffin

is a polite way to say asshole

paul is an assmuffin

assmuffin by vishti November 30, 2006

assmuffin

A small creature that crawls into your anal cavity and proceeds to create muffins at his leisure. Mind you, these are no ordinary muffins. Once created, there is only one way for the muffins to exit your rear.

Damn that assmuffin made muffins in my ass.

assmuffin by Jon November 28, 2003

assmuffin

someone who has no boobs but a huge ass

guy 1: do you think shes hot?
guy 2: uhh, she gotta donk i guess.
guy 3: yeah she's a total assmuffin.

assmuffin by smellymellyhasabelly December 18, 2010

assmuffin

dry pieces of shit that accumulate on or around your sheets, comforter, or even boxer briefs

damn, I need to start wiping better, I had ass muffins all over the place!

assmuffin by Jon Himself March 26, 2003