Breadcrumb Home > Dictionary > Index B block caving: Meaning and Definition of Find definitions for: block' cav"ing Pronunciation: [key] — Mining. Mining. a method of mining a large block of ore by systematically undercutting so the ore will cave. Cf. cave (def. 5a). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. block capital block chord ✖ Related Content Daily Word Quiz: prandial Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language