go-between go-between {n.} An intermediary. They expect Mr. Smith to act as a go-between in the dispute between management and labor. Categories: add yours {n.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: G Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Comment on this entry