Top Definition
When a female spreads her legs and thrust her torso back and forth making her vagina lips hit one and other, thus making a clapping sound.
I was going to ask my mom for some ice cream money but when i walked in her room she was hunched over clam clapping!
by Nintendo 69 March 26, 2009

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lezobo's do it....when two vajinas (preferably shaved) slap against one another making a clapping sound....clam clap.
yo those lezbo bitches were clam clappin in the back room i could hear the smackin!!!!
by HANK703 August 01, 2006

The Urban Dictionary Mug

Lotsa space for your liquids.

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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