/ Dictionary / Index B bufotoxin: Meaning and Definition of Find definitions for: bu•fo•tox•in Pronunciation: (by"fu-tok'sin), [key] — n. Pharm. a toxin obtained from the skin glands of the European toad, Bufa vulgaris. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bufotenine bug Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language