a light on the outside of a vehicle that turns on and off quickly to show other people you are going to turn in that direction

two pieces of leather that are put at the side of a horse's eyes so that it can only see forward

He wore blinkers in his first two races.

For his third race, trainer Mark Richardson took off the blinkers.

Blinkers are commonly used because they improve the horse's concentration.

With blinkers on, the horse is less likely to be distracted or bothered by the crowds.

Blinkers are made of leather or plastic and usually attach to the bridle.

be wearing blinkersidiom UK (US be wearing blinders) 死脑筋;不知变通