break-up . break-up {n.} The end of a relationship, personal or commercial. The break-up finally occurred when Smith and Brown decided to sue each other for embezzlement. Categories: add yours relation {n.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: B Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Leave my opinion