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Reliant upon wiki-style sources for new information. Unable to generate or locate facts independently.
"Don't ask John. He's wikitarded."
by Cory McMillen March 17, 2007
The concept that reading a Wikipedia page makes you an expert on a given subject matter.
That smart mouth little puss-wagon thinks he sounds intelligent, but he's really WikiTarded.
by SoulBlades July 21, 2010