I. ˈbliŋ-kər noun
Date: 1636
1. : one that blinks ; especially : a light that flashes off and on (as for the directing of traffic or the coded signaling of messages)
2.
a. : blinder 1
b. : a cloth hood with shades projecting at the sides of the eye openings used on skittish racehorses — usually used in plural
3. plural : blinder 2
II. transitive verb
Date: 1865
: to put blinders on