/ Dictionary / Index B brown bullhead: Meaning and Definition of Find definitions for: brown' bull'head Pronunciation: [key] a freshwater catfish, Ictalurus nebulosus, of eastern North America, having an olive to brown body with dark markings on the sides. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. brown bread brown butter Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language