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1.
VAK
"Verant Ass Kisser" Can be used as and Adjective or Noun. It originated within message board forum communities related to the MMORPG Everquest, created originally by Verant Interactive. It is sometimes still used in gaming communities to describe a "fanboi" who will vehemently defend game developers and companies when they are sharply criticized.
Adj. "That VAK moderator deleted my post!"

Noun. "He's such a VAK"
by klapton March 03, 2008