Top Definition
To expel three double cheezys and one supersize freezy the following day after excessive drinking and an unnecessary trip to McDonalds. Similar to the normal huge smelly shit, except on a much greater scale.
"Yo dog, hurry up i gots ta shower"
"Chill playa, im excercising the McDemons"

"want to see a dead body?"
"dog that aint a dead body, my McDemon wouldnt flush"
by T-Money April 02, 2004

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