Meaning

noun blind consisting of a leather eyepatch sewn to the side of the halter that prevents a horse from seeing something on either side

adjective unable to see; --Kenneth Jernigan

adjective unable or unwilling to perceive or understand

originEtymology tree English blind Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English blinder From blind + -er.

Etymology from Wiktionary, CC BY-SA 3.0