stone-dead . stone-dead {adj.}, {informal} Showing no signs of life; completely dead. Barry tried to revive the frozen robin but it was stone-dead. Categories: add yours death {adj.} {informal} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: S Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Add my comment