/ Dictionary / Index H high-occupancy vehicle: Meaning and Definition of Find definitions for: high'-oc'cupancy ve"hicle. Pronunciation: [key] Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. high noon high-occupancy vehicle lane Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language