Top Definition
v. the action or process of two women ingageing in intercourse.
Carolyn and Jill were continuously muff bumping while they were freshmen at SU.
by FaulkOFF May 12, 2006

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The Urban Dictionary Mug

Lotsa space for your liquids.

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

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