air cushion

[air koosh-uhn]

noun

1. an inflatable, airtight cushion.

2. air chamber.

3. airbag.

air cushion

noun

1. an inflatable cushion, usually made of rubber or plastic

2. the pocket of air that supports a hovercraft

3. a form of pneumatic suspension consisting of a constricted volume of air See also air spring

Other Word Forms

• air-cushioned adjective

Word History and Origins

Origin of air cushion¹

First recorded in 1830–40