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A shart (a fart accompanied by some liquid poo) exploding from the anus following the consumption of greasy fast food such as Mcdonald's, Long John Silver's, or Kentucky Fried Chicken.
Damn that catfish platter at Long John Silver's was greezy; it done made me Mcshart on my damn self!
by BartlebyBreakingBad July 28, 2013
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2
Usually happens after eating the greasy food from a McDonalds, it is an abundance of dairy air mixed with a bunch of wet poop particles mixed within
Hey bro, we really need to get outta here. I have a bad case of the Mcsharts
by Fr0sty33 October 29, 2014
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