1 definition by assmanbill

Top Definition
The butt mark your butt makes when it's really sweaty after running (Cross Country, Track, etc.) and you sit down on concrete/cement.
Dude, look at those massive ass puddles.
by assmanbill September 02, 2010

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