Top definition
A pants blaster is a fart so explosive it blows your pants off, leaving only the waistband.

Often encountered after a taco and beer binge.
Fred's friends heard a gigantic fart and then saw him staggering down the stairs covered in poop, wearing only the waistband of his jeans.

"Pants blaster," said Syd.

"Open a window," said Geoff.
by scodder May 17, 2010
Mug icon

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the shirt