/ Dictionary / Index J jazz band: Meaning and Definition of Find definitions for: jazz' band" Pronunciation: [key] a band specializing in jazz, and consisting typically of trumpet, trombone, clarinet, saxophone, piano, double bass, and percussion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Jazz Age jazzercise 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