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The act of climbing onto someone's car hood on your hands and knees, inducing vomiting onto their windshield, and then wrapping the car in plastic wrap, thus sealing in the vomit.

It is traditional to stake-out the location to observe the recipients reaction from a safe distance.
Person 1: "Hey, Juan is at work right now, we should go bother him."

Person 2: "I have a better idea: let's give his car a Michigan Duffle Coat. He'll be so pissed!"
by Steakface November 22, 2009
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