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.
Further, by compressing the air inside the air bag, the rate of ascent or descent could be regulated.
A History of Aeronautics E. Charles Vivian
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
- Air ball
a missed shot that fails to touch the rim, net, or backboard. Historical Examples “The air ball,” I moaned, pretending to regain consciousness slowly. The Airlords of Han Philip Francis Nowlan
- Air base
an operations center for units of an air force. Aerial Photogrammetry. a line joining two camera stations. the length of this line. the distance between the points on the ground over which an aerial photograph is taken. Contemporary Examples You wondered why they couldn’t have found spare soldiers at Balad air base for this. Whatever […]
- Air battery
a set of two or more air cells connected together to supply electricity.
- Air bed
a bed made by inflating a mattresslike bag. Historical Examples There’s Min been down on that air bed one whole year come Christmas, and nobody can’t say what is the matter with her. Shapes that Haunt the Dusk Various noun an inflatable mattress