/ Dictionary / Index B block booking: Meaning and Definition of Find definitions for: block' book'ing Pronunciation: [key] a practice among motion-picture distributors of contracting with an exhibitor to show a predetermined series of films. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. block association blockbust Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language