Top Definition
A fourway sex group involving three guys and a girl or three males and a female.
Bysexual man: Dude she's not that hot but her two friends are, I wouldn't tap that but i'd MMMF them for sure.
see also. MMF
by DefinionofMMMF May 19, 2010

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Lotsa space for your liquids.

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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The Urban Dictionary T-Shirt

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"Merrit Mountain Music Festival" regretibly plays country music during the entire show, but still has a great turn out of sexy women and there hats. Rated 3rd place to get laid in Playboy magasine. Full of nude women, sorta like girls gone wild but your actually there:)
i went to the MMMF and watched the wet t-shirt contest then had sex with two hot womem
by for you to decide June 23, 2003

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

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.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

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