Etymology: When said quickly "public area" sounds like "poo berry."
Poo Berries are close neighbors of Grundlular regions (see: Grundle). Ironically, however, they do not produce any poo or berries.
Look Dasharath, I don't have a fupa! I mean, look at my poo berry- there's nothing there!
The poop that sticks to a dog's butt.
You need to pull that poo berry off your dog.