/ Dictionary / Index B Benzi Box: Meaning and Definition of Find definitions for: Ben'zi Box" Pronunciation: (ben'zē), [key] a brand of anti-theft system for car radios that allows the radio to be removed easily from the car by the driver. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. benzethonium chloride benzidine Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language