run dry run dry {v. phr.} To dry up; lose the water content. After many years of use, our well ran dry. Categories: add yours {v. phr.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2025 To section: R Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Leave my opinion