2 definitions by TShel

noun.
A term used to describe the udders of a goat.

A man whose testicles hang down to his knees.
Because of the goat sack on Bessie, she will give 8 quarts of goat's milk a day.

Shauna said Joe's got so much goat sack, she can't even give him a ball hummer.
by TShel August 11, 2006
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noun.

The art or act of taking testicles into your mouth and humming at the same time.
He's so hot, I really want to give him a ball hummer.
by TShel August 11, 2006
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