too ---- by half . too ---- by half {adj.} ( {princ. British}) Much too; excessively. The heroine of the story is too nice by half; she is not believable. Categories: add yours {adj.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2025 To section: T Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Add my comment