Citations:Wikipedia

Verb

 * 2005 April 29, David DeLaney, "Re: You are like GODS to them!", in, Usenet:
 * If I did Wikipediaing [editing Wikipedia], I’d put your effort under the definition of ROXXORZ.

Proper noun
"That would explain why it’s so inaccurate," sighs Jac.
 * 2006, Cindy Long, "Getting WIKI With It", NEAToday 25 (2): 40 (October)
 * It’s because of this open editing feature that Wikipedia draws praise, criticism, and, at times, vandals.
 * 2007, The Time Team, Doctor Who Magazine 384: 57 (June)
 * "He probably looked them up on Wikipedia," suggests Peter.
 * "He probably looked them up on Wikipedia," suggests Peter.