1 definition by 221krew

Top Definition
When a Mc Donalds Dollar menu Mc chicken is inserted into a Mc Double. Creating a Mc Monster. There is also a Mc Monster challenge where one cannot put down, drink or use a napkin once the contestant has started. This word originated from the Northwest of Washington.
Bill: Lets go to Mc Donalds to do the Mc Monster Challenge!
Joe: Oh god! im still recovering from the last Mc Monster
by 221krew June 08, 2010
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