A specific anatomical region located between the anus and penis of a
male. After the act of feces release, feces often collects in Piemont's ridge. Those oblivious to this fact
will generally have a nasty
butt region.
Girl: I gave John a rim
job and it was great until my mouth grazed Piemont's ridge, after that my face was covered in shit.
Patrick: My
butt has been itchy all
day and it smells like crap.
Dan: You clearly didn't know to wipe Piemont's ridge.