Top Definition
(verb) To belittle or ruin one's story or statement around other people by asking this person to validate the authenticity of the facts involved in that story or statement.
Man, I was telling the story about the guy who survived a fall from 10,000 feet, everyone was into it until John came in and totally jabagched it. I looked like an idiot after that.
by w-defineit February 05, 2010
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