musty bitch Share definition Flag A skanky female, ages teen to death. They annoy the hell out of you but most of all are gross, stanky, or just fat. That musty bitch just got fingerprints all over my iPad musty bitch by Pussy Feind February 1, 2016 0 0 Get merch Get the musty bitch mug. Buy Now — $32.95 See more merch