come off . come off or through with flying colors {v. phr.} To succeed; triumph. John came off with flying colors in his final exams at college. Categories: add yours add yours {v. phr.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2025 To section: C Subscribe to: American Idioms► Also consider the parent subscriptions (3)Idioms feedEnglish languageHome page and general feed Comment on this entry Comment on this entry