/ Dictionary / Index S signifying: Meaning and Definition of Find definitions for: sig•ni•fy•ing Pronunciation: (sig'nu-fī"ing), [key] — n. sounding (def. 4) Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: signifying (Thesaurus) signify sign-in 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