Top definition
1. When you don't wipe your ass good and a brown mark of shit is left on your underwear like melted hershey chocolate.

2. Also known as a skid mark.
Donovan didn't wipe his ass good and later found a hershey mark on his Batman underwear.
by Kevin July 25, 2004
Get the mug
Get a hershey mark mug for your dad Manley.