a vehicle which travels across land or water just above a cushion of air provided by a downward jet, as from its engines and propellers
Origin of hovercrafthover + (air)craft
A usually propeller-driven vehicle designed for traveling over land or water by riding on a layer pressurized air forced downward from the vehicle's bottom. Also called air-cushion vehicle.
front cutaway view of a flexible-skirt hovercraft
(plural hovercrafts or hovercraft)
hover + -craft