/ Dictionary / Index H HOV: Meaning and Definition of Find definitions for: HOV Pronunciation: [key] high-occupancy vehicle: a bus, van, or car with two or more passengers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Houyhnhnm hove Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language