Top Definition
The act of pressing the penis and testicles to a glass window (or any other transparent substance) to create the outline of a squished mouse.
"So, did you moon her?"
- "No, man. One better, I gave her the flat rat".
by mookie12 May 25, 2006

The Urban Dictionary Mug

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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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The Urban Dictionary T-Shirt

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

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