Poopie Cooter
Is when a woman is having a bad day, acts irrationally and takes everything out on men. Or, when you go down on a women and her vagina smells like shit.
Whats wrong with Janet?" - "She's pissed off and has a Poopie Cooter. or "Whats that smell?" - Oh, she got it in the butt and then the vag last night, now she has some Poopie Cooter going on.