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.
Dave: He's on port side, Releasing a Brown Trout. I think he had mudd butt.
by DatDudeBeef July 17, 2009