/ Dictionary / Index F fill light: Meaning and Definition of Find definitions for: fill' light" Pronunciation: [key] — Photog. Photog. a light used to eliminate or soften shadows caused by the main source of illumination. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fillister head Fillmore Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language