The vile and overpowering stench that emanates from a female's mentrual doodie.
"Wow, now that's PD stank, courtesy flush please!"
by pee - dee Sshtank April 26, 2003
Stands for Period-Doodie Stank. A combination of the odors emitted when a female has her period and is defecating.
"Daaaamn!!! She left da baffroom PD stankie!!"
by Las Aquafinas April 19, 2003