A very smelly crap, or a fart so bad, it smells as if you have crapped yourself.
"Whoa, did someone take a Beef O'Brady in here?"
by Doctor Suppan May 14, 2007
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Where a woman puts a beefstick all the way up her ass, and then proceeds to poop it out while another person takes bites from it as it appears.
Last night, my wife came home with a Slim Jim and we did a Beef O'Brady.
by Darkearwig August 30, 2017
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