/ Dictionary / Index S signify: Meaning and Definition of Find definitions for: sig•ni•fy Pronunciation: (sig'nu-fī"), [key] — v., -fied, -fy•ing. —v.t. to make known by signs, speech, or action. to be a sign of; mean; portend. —v.i. to be of importance or consequence. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: signify (Thesaurus) signifier signifying Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language