/ Dictionary / Index A allegro: Meaning and Definition of Find definitions for: al•le•gro Pronunciation: (u-lā'grō, u-leg'rōIt.äl-le'grô), [key] — adj., adv., n., pl. -gros. —adj., adv. brisk or rapid in tempo. —n. an allegro movement. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: allegro (Thesaurus) allegretto Allegro, L'* Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language