that gooey residue that stays on your nuts after sweating all day.
Dude this is rancid ball butter!
by Mama Jax November 01, 2006
1 more definition
The cheese that develops on the tea bags on a hot day, while playing sports, or while having sexual intercourse.
I tea-bagged timmy the other day while he was passed out drunk & left a moist sheet of ball butter on his forehead.
by SUX2BU October 16, 2003