Top Definition
The surgical removal of waste from the human rectum due to medical conditions ie cancer, alzheimers, and anal sex.
Doctor: I'm sorry Mitchell, but it seems we are going to have to perform a dumpharectomy.
Mitchell: Is this due to my fetish for men inside me?
Doctor: I'm afraid so...
(Cue porno music)
by Mishizal June 20, 2006
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