Top Definition
The condition noted when a person who looks something up on Wikipedia can't remember a) the information found when they looked that something up and/or b) occasionally can't remember that they even ever looked that item up, and usually it was only about two months ago and the person retained that cool knowledge for all of 48 hours.
Ted looked up the Battle of Hastings on Wikipedia after seeing a reference about it in a news story. A week later Ted heard some people talking about the Battle of Hastings and wanted to contribute something to the conversation but because of a bad case of wikinesia he was unable to recall what he had learned from the Wikipedia page.
by anonymouswordinator September 22, 2009
5 Words related to Wikinesia

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