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1.
McDuece / mik-doose / n.
1. a vernacular term graced upon the ever popular McDonald's Dollar Menu mainstay, the McDouble.
2. a McDonald's-induced bowel movement. (see McDump)
Jimmy: Fuck yeah! I didn't know I had a ten in my pocket!

Kevin: Ten dollars... you could eat like a king at McDonalds with that much.

Jimmy: McDuece's here I come!

Kevin: Bro, you'll be dropping a nasty McDuece later...
by McDuece August 10, 2012