air-cushion vehicle[er′ ko̵os̸h′ən]
air-cushion vehicle definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a vehicle that travels just above the surface of land or water on a cushion of air provided by a downward jet from its engines, propellers, etc.
air-cushion vehicle definition by American Heritage Dictionary
noun Abbr. ACV
A usually propeller-driven vehicle designed for traveling over land or water on a supportive cushion of slowly moving, low-pressure air. Also called ground-effect machine, hovercraft.
front cutaway view of a flexible skirt model hovercraft