The phenomenon of emanating sounds that closely resemble those made while shitting; while in fact urinating. These sounds will resemble the notorious “shitgrunt” and will be accompanied by heavy breathing. The driving factor behind the occurrence of this phenomenon could be the overwhelming feeling of pleasure that comes with urinating or could stem from the pain and difficulty associated with an enlarged prostate.
see also: pee out your poop.
" You need to have a prostate exam, your beginning to poop out your pee"
v. A phrase made popular by Marine Staff Non Commissioned Officers meaning punishment is forthcoming for unsatisfactory behavior. Also known as having your dick slapped.
Fifth platoon is so jacked up that the only way to fix them is to bull rush them and begin smacking pee pees.
The act of using your vehicle as support (and/or to block your bare ass from view) when you can't make it to a "real" restroom and instead have to use the side of the road as a toilet. Can be the result of either an emergency or laziness and is preferably done in a secluded place.
Earlene drank her Boone's wine so fast on the way to the party that we had to stop and let her bumper-pee at least three times before we even got there.
I can't hold it to the next rest stop -- you're gonna have to stop and let me bumper-pee or I'm gonna wet my pants in your car!!!