jake brake

English dictionary entry

Meanings

noun

Especially on trucks, an engine compression release braking system that opens the exhaust valves in each cylinder near the top of their compression strokes in order to slow the vehicle; an engine retarder.

En-au-jake brake.ogg

jake brake jake brakes jakebrake

From JakeBrake, an abbreviation for the Jacobs brand name of engine braking systems.

Jacobs brake

brake jake

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