Top definition
1. A mutation of the female genetalia possessed by ugly, angry and/or masculine looking girls. In addition to the regular vaginal region there are testicles hanging below. This condition is called a mut with balls and is quite common.
"Yuuuuuuuck that bitch has a mut with balls"

"It is my hypothesis that she has a mut with balls"
by Little Billy May 17, 2006
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