/ Dictionary / Index B bull tongue: Meaning and Definition of Find definitions for: bull' tongue" Pronunciation: [key] a plow having a vertical moldboard, used in cultivating cotton. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bull thistle bull trout Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language