bum muff 

the muff which surround the anal regions of the anus

"yo man that ho had so much bum muff i had to brush my teef for hours bruv"

"yo mama is just a walkin pile of bum muff. End of biatch!"

bum muff by mcfierce September 1, 2008

bum muff 

The muff which surrounds the anal regions of ones anus.

1 My god that is one heck of a lot of bum muff you got there bruv!
2 Your mum eats my bum muff bruv

bum muff by cumbubble June 11, 2006

bum muffin 

Another term for a bagle, used mostly by people with a dislike towards them.

Why are you eating that bum muffin?

bum muffin by eZsteve February 4, 2007

bum muffin 

1)term used to describe someone as their own muffin-like turd
2)another word for shit

"get lost bum muffin!"

bum muffin by Simon November 11, 2004

funky bum muffin 

Pertaining to an extraordinarily foul smelling bowel movement.

"Jesus, that cat just laid a funky bum muffin"

funky bum muffin by Wyatt/Black December 9, 2008

muffin bum 

you know the fashion where the guys wear their jeans low? well, if a guy wears them mid-butt and theyre too tight he'll end up with a muffin bum (ie his upper bum overlaps the trousers). a real turn-off...

guys, before playing basketball, make sure you dont have a muffin bum!! its disgusting to watch!!

girl one: oh my god! look at that guy! he has a muffin bum!

girl two: euugh!! gross!! shield your innocent eyes!

muffin bum by zebby.27 March 14, 2010