Top Definition
The act of placing one's penis on the unconscious face of another man (i.e. when passed out or asleep)

A very effective and useful taunt
Hey Kuzz, slappy slappy!

I slappy slappied you good last night

Nice passing out...SLAPPY SLAPPY
by Jeremy February 24, 2004

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Standing in front of your significant other, or someone else, with a big smile, swinging your junk back and forth so it slaps against your legs. Works best right after you get out of the shower.
When Brandon got out of the shower he showed Cassie slappy slappy so she would wake up.
by Thad Munson February 05, 2010

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