see off see off {v.} To go to say or wave goodbye to. His brother went to the train with him to see him off. When Marsha flew to Paris, Flo saw her off at the airport. Categories: add yours {v.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: S Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Discuss