/ Dictionary / Index P poseur: Meaning and Definition of Find definitions for: po•seur Pronunciation: (pō-zûr' Fr. pô-zœr'), [key] — pl. -seurs a person who attempts to impress others by assuming or affecting a manner, degree of elegance, sentiment, etc., other than his or her true one. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: poseur (Thesaurus) poser posh Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language