/ Dictionary / Index M Mussolini: Meaning and Definition of Find definitions for: Mus•so•li•ni Pronunciation: (moos"u-lē'nē, m"su-It.ms"sô-lē'nē), [key] (“Il Duce”), 1883–1945, Italian Fascist leader: premier of Italy 1922–43. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mussolini (Thesaurus) mussitation Mussorgsky Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language