launch a torpedo

To take a massive shit, so big that when it hits the toilet water it makes a huge kerplunk!

Man, i gotta launch a torpedo like no other!

by errrizzzzle October 17, 2007

launching torpedoes

The act of defecating

I can always tell when Andem has been launching torpedoes. The smell practically takes the paint off the bathroom walls.

by Samuel Francisco April 19, 2017