/ Dictionary / Index C coign of vantage: Meaning and Definition of Find definitions for: coign' of van'tage Pronunciation: [key] a good position for observation, judgment, criticism, action, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. coigne coil Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language