Top Definition
Usually only associated with chowaholics,busting an M.J is when your chowing back playin some gears of war online or what not,and you take a mean ol' drink off your beer and that shit goes down the wrong pipe,dropping you to your knees in fear of a heart attack.
Sunday at the park,we were grillin and chowchillin,gettin chowed like we do,we decided to play some football,after about three plays,i thought i was about to straight bust an M.J.,no joke!
by Jacoby805 September 20, 2009
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