1 definition by Veronica789

Top Definition
The act of doing one up the butt resulting in a large amount of shit spewing across the bed and oneself.
- "Did you hear about Ethan and Marisa?"
-"Yea he totally MC'd her!"
#butt sex #anal sex #ass fucking #anal rape #ethan #marisa #butt darts
by Veronica789 August 13, 2010
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