Top Definition
Throwing your shoulders back in an effort to hide your man-boobs during sex.
With the large pizza still winding its way through Jim's large intestine he was more than a little aware of his recent weight gain. When he pulled off his t-shirt he stayed upright in the bed, flensing madly while making weird grunting noises.
by gutbloom December 08, 2005

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Lotsa space for your liquids.

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The act of Jiggling a woman's breasts without her consent. Especially if her shirt has been ripped off or soaked in water.
Yo There was some mad flensing going down at the Peurto Rican parade this year.
by saltdog November 19, 2005

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