Top Definition
the act of a friend moving in on a guy in which you have interest.
Sara: "Lily, weren't you just talking to Chris a few minutes ago?"

Lily: "Yeah, why?"

Sara: "Well, Gina is over there with him now. I bet she's guy-jacking you!"
by LilyBelle September 05, 2007
9 Words related to guy-jacking

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