Top definition
Term for somebody who regularly edits Wikipedia just for fun.
EX1: JOE: oh wow this wiki on quantum physics is intense.
MILTON: Yeah I edited that one, as well as the one on introductory physics.
JOE: You are such a WikiNerd.

EX2: The nerd in weird Al's "white n' nerdy is also a WikiNerd because he edits wikipedia.
by darkshadow29 August 02, 2010
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