- an inflatable, airtight cushion.
- air chamber(def 2).
- an air bag.
Origin of air cushion
First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for air cushion
Yes, I'd like the air-cushion, please, and that plaid out of the hold-all.The Jolliest School of All
As one inflates an air-cushion, I am now with my person inflating the crocodile.Short Stories
The doors close against an air-cushion stop, making it impossible to clutch the clothing or limbs of passengers in closing.The New York Subway
The Youth tries—and produces nothing but a close imitation of an air-cushion that is being unscrewed.
Palpation of the distended stomach yields an elastic resistance which has been compared to that of an air-cushion.
- an inflatable cushion, usually made of rubber or plastic
- the pocket of air that supports a hovercraft
- a form of pneumatic suspension consisting of a constricted volume of airSee also air spring
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012