- a flap deployed from the wings or fuselage of an aircraft, as a dive bomber or sailplane, that increases drag to permit a relatively steep angle of descent without a dangerous buildup in speed.
Origin of dive brake
First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a flap or spoiler extended from the wings of a ground-attack aircraft for controlling a dive
- another name for air brake