PD Stank Share definition Flag 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!!" PD Stank by Las Aquafinas April 19, 2003 0 0 Get merch Get the PD Stank mug. Buy Now — $32.95 See more merch