Phlupt
As in when a large-assed woman sits on a toilet and has to spread her butt cheeks apart and she sits down.
Baby why do you grab your butt cheeks and pull them apart when you sit down on the toilet?
My ass is so big I have to "PHLUPT" my asscheeks apart when I sit down to take a shit!
My ass is so big I have to "PHLUPT" my asscheeks apart when I sit down to take a shit!