1 definition by DatDudeBeef

Top Definition
Taking a dump into a large body of water(lake, pond, ocean, etc). Believed to be originated in the waters of Lake Erie. Most commonly over the side of a boat.
Doug: Where did Beef go? I need him to start grilling burgers

Dave: He's on port side, Releasing a Brown Trout. I think he had mudd butt.
by DatDudeBeef July 16, 2009

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