Top definition
1. When you begin pissing and your stream shoots out in 2 different directions.
Aww, dude, i slumnarked all over the toilet seat.
by Jak and RoB July 22, 2006
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