A fork of Rural Dictionary
A case in which you have very smelly farts sometimes uncontrollably expelling from your anus, but you ate nothing to provoke such an occurrence.
Dude Ian has major Bi-Polar Butt Disease this evening.
a rear end that is large and rounded, almost heart shaped, like a polar bear's. Usually found on overweight or chubby men.
Did you see that guy's ass? It's freakin' huge! He totally has polar bear butt.
When you sit on a metal piece of furniture , and your gluteus maximus get's cold.
"BRRR, I think I just got Polar Butt."
"Don't sit on that! You'll get Polar Butt!"