pimple on your ass

a "mark" on your permanent record

a mistake

in literal terms, something really gross.

"It's no skin off my nose not being your friend!" said Kelsey
"It's just a pimple on your ass then!" Rachel chuckled to herself.

Dude, that pimple on your ass is raunchy.

by Sum&Aut July 18, 2006

pimple on the ass of the world

a non working worthless peice of shit person collecting food stamps and or cash aid

my son inlaw is a pimple on the ass of the world!

by uncle dickster March 2, 2011