A lighter-than-air aircraft that can be propelled forward through the air as well as steered.
A police air unit, a police helicopter
Any aircraft.
A high ranking official of the RAF, viewed as arrogant and distant.
To transport goods by aircraft.
A simple jet engine consisting essentially of a tube with a means of delivering fuel and ignition into the tube. The engine can only be started in a fast airflow. This type of engine is expected to be able to provide cruising speeds at Mach numbers of around 5 to 7 (5 to 7 times the speed of sound).