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1.
A gamer who stays in his basement gaming every day all week. If it sees sunlight, it will shatter to death. It has no friends, just its ps3.
He is a Moncarz.
by Victorious Gamer 1 May 15, 2010
 
2.
Too be abnormally chubby, with big rozy cheeks.
Is this Moncarz? his cheeks are sooo rozyn
by Perry Constantinople November 01, 2009