Breadcrumb Home > Dictionary > Index B black butter: Meaning and Definition of Find definitions for: black' but'ter. Pronunciation: [key] See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Blackburnian warbler Black Canyon ✖ Related Content Daily Word Quiz: criticaster Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language