Top Definition
Extensive diarrhea after the consumption of McDonalds.
Shit, stop the car, I just ate a Big Mac from McDonalds and now I have the McSquirts!!
by AD87 July 24, 2006
1 more definition
The result of many of Mcdonald's menu items. Similar to a Mcdump but much runnier.
Man that Big Mac really gave me the Mcsquirts.
by all i need is one child September 18, 2010

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