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1.
The joining of two words; Encyclopedia and Penis.

Means - A person who's a know-it-all and a complete cock. Thinks they have the answers to the universe inside their tiny excuse of a brain. Also think they are above other people because of their smattering of knowledge - hence the "penis".
Guy1: Hey, what size is this supposed to be?

Guy2: Who knows. Ask the Encyclopenis!
by Kobiashi2 June 24, 2010