Top definition
1. A bowel movement so large or violent as to be terminal.

2. A bowel movement of such density or ferocity that it feels to the taker as if he/she were passing a tombstone.
Dude, after I ate all of that Easy mac last night, I had to take a graveyard smash.
by Axel Scar November 08, 2009
Mug icon

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the shirt