A transradial amputee who consumes copious amounts of rum, and then inserts their stump into the vagina or anus of another individual.
Me: Hey Brad, I heard you took that chick Tassie from tinder out on a date. How did it go?
Brad: Oh, you know, we watched a movie, had some rum, and then I gave her a good old stumping.
Me: Oh Brad, you little rumstumper.
Brad: Oh, you know, we watched a movie, had some rum, and then I gave her a good old stumping.
Me: Oh Brad, you little rumstumper.
by Happy Flaps June 24, 2017
Get the Rumstumper mug.