/ Dictionary / Index B big band: Meaning and Definition of Find definitions for: big' band' Pronunciation: [key] a jazz or dance band that is the size of an orchestra. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bigarreau Big Band music Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language