Breadcrumb Home > Dictionary > Index B black magic: Meaning and Definition of Find definitions for: black' mag'ic Pronunciation: [key] magic used for evil purposes; witchcraft; sorcery. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blackly blackmail ✖ Related Content Daily Word Quiz: rocrustean Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language