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2 definitions by Anus Beeker

 
1.
A thick patch of pubes (pubic hair) that resides just above, and into, the crack of ones ass. This is not in reference to a small bit of hair, but rather to a patch of some considerable girth.
In playing basketball, using the traditional shirts and skins method: "I don't want to guard him on the post, he has a total muff butt."
by Anus Beeker December 24, 2006
14 16
 
2.
The bearer of a muff butt, which is an unsightly patch of pubic style hair growing from and above the crack of one's ass.
Holy shit! I never noticed this before, but Jason is a muff butt willy!
by Anus Beeker August 10, 2007
7 12