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".
#moon #blowfish #finger #bird #ass #penis
by mookie12 May 25, 2006
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×