blinkers

UK: /ˈblɪŋkə^rz/

Collins Concise English Dictionary © HarperCollins Publishers::

blinkers / ˈblɪŋkəz/ noun:plural

1. (sometimes singular) leather sidepieces attached to a horse's bridle to prevent sideways vision
2. a slang word for goggle4

WordReference Random House Learner's Dictionary of American English © 2025

blink•er /ˈblɪŋkɚ/   n. 

[countable]
1. a device for flashing light signals:
   He put on his blinkers and coasted to the side of the road.
2. Transport a flashing light, as for regulating traffic.

WordReference Random House Unabridged Dictionary of American English © 2025

blink•er  (bling′kər), n. 

1. a device for flashing light signals.
2. Transport a light that flashes intermittently, esp. one that serves as a traffic signal.
3. either of two leather flaps on a bridle, to prevent a horse from seeing sideways;
   a blinder. See illus. under harness. 

v.t. 

4. to put blinkers on.

• blink + -er¹ 1630–40

Collins Concise English Dictionary © HarperCollins Publishers::

blinker / ˈblɪŋkə/ noun

1. a flashing light for sending messages, as a warning device, etc, such as a direction indicator on a road vehicle
2. (often plural)
   a slang word for eye1