1 definition by Mario900

Top Definition
Short for vibe killer. When someone does something that screws with your present mood. Usually used when you are in a good mood and something/someone kills that.
Brody: Dude, Mike shaved my hair!!

Simon: That is such a VK dude!!
#vk #mood #killer #vibe killer #vibe #not cool
by Mario900 November 25, 2007
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