(OHV) Any motorized vehicle used for travel in areas normally considered inaccessible to conventional highway vehicles. OHVs generally include dirt motorcycles, dune buggies, jeeps, 4-wheel drive vehicles, snowmobiles, and ATVs.
(OHV) A class of vehicles that encompasses all-terrain vehicles (ATVs), off-highway motorcycles (OHMs), and off-road vehicles (ORVs) such as 4x4 trucks.