/ Dictionary / Index C convincing: Meaning and Definition of Find definitions for: con•vinc•ing Pronunciation: (kun-vin'sing), [key] — adj. persuading or assuring by argument or evidence: They gave a convincing demonstration of the car's safety features. appearing worthy of belief; plausible: The excuse was not convincing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: convincing (Thesaurus) convince convive Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language