to the bone to the bone {adv.}, {slang}, {informal} Thoroughly, entirely, to the core, through all layers. I am dreadfully tired; I've worked my fingers to the bone. See: ALSO WORK ONE'S FINGERS TO THE BONE. Categories: add yours {adv.} {informal} {slang} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: T Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Discuss