A massive shit that is released most prominently in the boy's bathroom/locker room, that is larger in diameter than length, showing signs of an extremley loose "o-ring" or anal cavity.
Mark Atwood AKA loose o-ring Atwood is infamous for his stall 3's in which is he tortured for by Ryan Carter.
by Anonymous February 25, 2003
by Amanda Poole February 20, 2003
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