/ Dictionary / Index V vou.: Meaning and Definition of Find definitions for: vou. Pronunciation: [key] voucher. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Votyak vouch Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language