1. leather flaps attached to a horse’s bridle to prevent it from seeing sideways
Usage: equestrian
2. a narrow or limited outlook that prevents someone from considering other possibilities
Usage: figurative; often used in phrase ‘have blinkers on’

Examples

• The racehorse wore blinkers to keep it focused on the track ahead.
• The trainer adjusted the blinkers before the big race.
• He has blinkers on when it comes to new technology.
• She needs to take off her blinkers and see the bigger picture.
• The committee’s blinkers prevented them from considering alternative solutions.
• Without blinkers, the horse kept getting distracted by the crowd.