Top Definition
When a guy wears skinny jeans, is wearing a belt, and still has his pants sagging...the big fluffy wad of boxers hanging out of the top of his skinny jeans is the "boxer mushroom."
"That guy's boxer mushroom is definitely not hot. I mean, what's he trying to do? Contain a fart?"
by crystaloney April 21, 2010

The Urban Dictionary Mug

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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.

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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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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).

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