by bitchtits96 September 17, 2006
When a male ejaculates after giving anal sex, the poo that was lodged in the urethra comes out like a worm made of poo.
by BigToach April 10, 2005
poo worms worms made from poo. Origin of phrase related to the misconception that poo worms are found in oysters contaminated with PSP (Parasitic Shellfish Poisoning).
by Wally Stumplifter January 14, 2010