for Heavens sake! for Heaven's sake! {adv. phr.} Please. "Help me, for Heaven's sake!" the injured man cried. Categories: add yours add yours {adv. phr.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2025 To section: F Subscribe to: American Idioms► Also consider the parent subscriptions (3)Idioms feedEnglish languageHome page and general feed Discuss Discuss