1Having only one eye.

2Cards slang (originally US). Of the figure depicted on a court card: in profile, especially in "one-eyed jack".

3Coarse slang. In various phrases designating the penis; especially in "one-eyed trouser snake". rare before 20th cent.

4Narrow-minded, prejudiced; having a blinkered outlook.

5Informal (originally British regional). Especially of a town: small, inferior, inadequate, unimportant.