/ Dictionary / Index V voice box: Meaning and Definition of Find definitions for: voice' box" Pronunciation: [key] the larynx. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. voice-activated voice coil Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language