glass eye

 

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glass eye

Wikipedia

glass eye (plural glass eyes)

1. An artificial eyeball, not necessarily made from glass, intended to replace a missing or removed eye.
   • 1980, Roald Dahl, The Twits, page 10:

     You can play a lot of tricks with a glass eye because you can take it out and pop it back in again any time you like. You can bet your life Mrs. Twit knew all the tricks.

• glassy-eyed
• glazed (adj)

• eyeglass