Sentence:  "There's some roads a man has to be led, an' there's some roads a <WSD>boss-eyed</WSD> man can only follow wi' one eye shut. But this road can't be lost by a blind man nor a boss-eyed man nor a cripple and he's neither, thank God." 
Meaning of the word marked with <WSD> tags:  Blind in one eye; having one injured eye.