die off . die off {v.} To die one at a time. The flowers are dying off because there has been no rain. Categories: add yours time {v.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: D Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Add my comment