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a. A mass of trapped air that supports an object a short distance above a surface.
b. The air in such a mass.
2. An inflatable cushion.
air′-cush′ion, air′-cush′ioned (-ko͝osh′ənd) adj.
1. an inflatable cushion, usually made of rubber or plastic
2. (Aeronautics) the pocket of air that supports a hovercraft
3. (Mechanical Engineering) a form of pneumatic suspension consisting of a constricted volume of air. See also air spring
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|Noun||1.||air cushion - the trapped air that supports a hovercraft a short distance above the water or ground|
compressed air - air at a pressure greater than that of the atmosphere; "compressed air is often used to power machines"
|2.||air cushion - a mechanical device using confined air to absorb the shock of motion|
|3.||air cushion - a cushion usually made of rubber or plastic that can be inflated|
cushion - a soft bag filled with air or a mass of padding such as feathers or foam rubber etc.