Top definition
(n.) 1. The splash of tainted water onto one's buttocks after excreting fecal matter into the toilet bowl.

*It can also be used as an exclamation of surprise.
John: Ew, what's that smell?
Jennifer: It's the smell of my potty smash!

"Oh, potty smash! I wasn't expecting to see YOU here!"

by StinkyKabob August 03, 2008
Mug icon

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