Top Definition
scientific name: coitus interruptus

when you make the flaccid penis look like a snail by pulling up the balls and bending the head down. the penis snail is usually dormant, but is most frequently awakened by romantic situations, which it likes to interrupt.
"Oh joey, i love y---"

**PENIS SNAIL**

"... well shit."
by cock-and-balls4000 May 14, 2009

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