an electronic device aboard an aircraft that automatically records some aspects of the aircraft's performance in flight.
Origin
1945-50
Examples from the web for flight recorder
The plane did not have a flight recorder, nor was it required to have one.
British Dictionary definitions for flight recorder
flight recorder
noun
1.
an electronic device fitted to an aircraft for storing information concerning its performance in flight. It is often used to determine the cause of a crash Also called black box