Is a phrase used to describe the heated sexual acts of sailors and their women after consumption of large quantities of rum
The sailors were up to some rumpy pumpy
euphemism for anal sex, often misinterpreted as a euphemism for sex in general
bored of regular sex, jeremy asked susan if she would mind him pumping her rump.
The kind of sex midgets have. When two midgets screw, their asses look bigger than their faces.
Papa Smurf: "Hey Mama Smurf, hows a little Rumpy-Pumpy?"
Mama Smurf: "Fuck off, I'm masturbating"