Air brake
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/40px-Wiktionary-logo-en-v2.svg.png)
Look up airbrake in Wiktionary, the free dictionary.
Air brake may refer to:
- Air brake (aeronautics), a type of flight control system used on aircraft to reduce speed
- On ground vehicles, (more formally, specified as) compressed-air-actuated braking systems:
- Air brake (road vehicle), friction-mediated type of brake used on large road vehicles in place of hydraulic brakes
- Railway air brake (used on both locomotives, and on towed or pushed cars)