/ Dictionary / Index M maestro: Meaning and Definition of Find definitions for: maes•tro Pronunciation: (mī'strō), [key] — pl. maes•tros. an eminent composer, teacher, or conductor of music: Toscanini and other great maestros. (cap.) a title of respect used in addressing or referring to such a person. a master of any art: the maestros of poetry. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: maestro (Thesaurus) Maestricht Maeterlinck Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language