/ Dictionary / Index B blockbust: Meaning and Definition of Find definitions for: block•bust Pronunciation: (blok'bust"), [key] — v.t., v.i. to subject or be subjected to blockbusting: Developers blockbusted in order to buy up the entire area. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. block booking blockbuster Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language