poopaphobic Share definition Flag Poopaphobia is a Phobia is a person with a fear of Pooping and must wait until He/She gets Diahorrea in which they are O.K. with. Man: WHY ARE YOU ON THE FLOORMan 2: I AM A POOPAPHOBIC poopaphobic by Shitemcballs December 28, 2013 Get the poopaphobic mug.