Top Definition
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 10, 2006

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A goat sack is when a guy pulls his balls back between his legs and then closes his thighs around the sack then taking a picture of his ass with the protruding sack
woah man Jonah sent me a pic of his goat sack
by Dirtymike29 September 03, 2016

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Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt