Abbreviation of the phrase "You aren't coming back" often used by women who are still in love with ex boyfriends who broke their heart. This term is usually used as a plea asking them for another chance or in another case saying that they miss them
Girl:"Trey yacb?"
Boy:"No baby I'm not"
Girl 1: "did you ask him?"
Girl 2: "he doesn't miss me"
by Cockandballtortureofdoom November 5, 2022
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