Definitions for "Off-road vehicle"
Any vehicle used cross-country, especially in a recreational capacity (four-wheel-drive vehicles, dune buggies, all-terrain vehicles, snowmobiles, and trail bikes).
Any motorized vehicle designed for, or capable of, cross-country travel on or immediately over land, water, sand, snow, ice, marsh, swampland, or other terrain. synonym: All Terrain Vehicle
Any vehicle that is capable of being driven off of paved roads with no significant harm to the vehicle.