Someone who spends an unusual amount of time on wikipedia or a wikia site reading many of the articles as a form of entertainment rather than the sites intended use of providing information.
"John what are you reading?"
"Reading wikipedia."
"Thats the third night John, you're such a wiki worm."
"Reading wikipedia."
"Thats the third night John, you're such a wiki worm."
by Jacob mei May 18, 2010