Breadcrumb Home > Dictionary > Index M milieu: Meaning and Definition of Find definitions for: mi•lieu Pronunciation: (mil-yoo', mēl- Fr. mē-lyœ'), [key] — pl. -lieus, -lieux surroundings, esp. of a social or cultural nature: a snobbish milieu. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: milieu (Thesaurus) Milicent milieu therapy ✖ Related Content Daily Word Quiz: donnybrook Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language