girl 1: oh he's hot, i would let him do me girl 2: yeah, but i heard he's a butt pumper girl 1: oh
a person that blows his load into a male/female rectum
"girl 1: oh he's hot, i would let him do me girl 2: yeah, but i heard he's a butt pumper girl 1: oh" What is the definition of "butt pumper"?