- an inflatable plastic bag mounted under the dashboard or on the back of the front seat of a car: it cushions the driver and passengers by inflating automatically in the event of collision.
Origin of air bag
1830–40, for an earlier sense
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for air bag
This had been already prepared; and only needed to be attached to the bottom of the air-bag.The Cliff Climbers
Captain Mayne Reid
A sort of pipe is attached to this air-bag, which is played upon with both hands.The Story of Malta
Maturin M. Ballou
One important part of the egg is the air-bag, placed at the larger end, between the shell and its lining membrane.
The same fate has been meted out to that other venerable test of sex, the position of the air-bag at the blunt end of the shell.
Four or five of the animals were tied together and drawn over by a man seated across an air-bag.A Woman's Journey Round the World
- a safety device in a car, consisting of a bag that inflates automatically in an accident and prevents the passengers from being thrown forwards
- one of a number of large inflatable bags comprising part of a spacecraft's landing system, enabling the craft to come to rest through a series of bounces
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