A fork of Rural Dictionary
When you give into the urge to simultaneously cum & take a dump.
“Matt said he cumped in his bed last night.” “Damn, that’s gross.”
It is a nickname given by homosexual cowboys from the south to their fellow gay cowboys from the north. It comes from William Tecumseh Sherman, a Union general during the Civil War's nickname, cump, and cum dumpster. It is used as a flirty way to get into another cowboy's pants at the ranch.
Ceejay: Shucks, Andy, gonna make you into my Cump Dumpster when you come down to Atlanta. Grant: Dang twang, fill my butthole with your cum, boy.