according to one's own lights . according to one's own lights {adv. phr.} In accordance with one's conscience or inclinations. Citizens should vote according to their own lights. Categories: add yours {adv. phr.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: A Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Add my comment