bitter pill bitter pill {n.} Something hard to accept; disappointment. Jack was not invited to the party and it was a bitter pill for him. Categories: add yours disappointment {n.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 » In RussianTo section: B Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Post my comment