BACK BLAST

The left over remnants from someones shit that are blasted on the back of the toilet.
Hey Tom, Thad just back blasted all over the toilet!
by jwc's July 19, 2006
mugGet the BACK BLASTmug.

up and under

When someone takes a shit, and defys gravity and gets the shit up and under the toilet seat.
Damn, someone just did an up and under in the bathroom.
by jwc's July 19, 2006
mugGet the up and undermug.