Related Clues:

• Eyeball membrane
• Pupil's hidden behind this
• Old jokes perhaps, each one seen through by pupil
• The Pogues linked it with Rum and Sodomy
• Clear front layer of eye
• Situation that's tricky, not right, with a part of the eye
• It's used in blinking
• Blinking membrane
• Part of an eye
• One winks with it
• One car damaged part of the eye
• Front of the eye
• It gives you a blinkered outlook on life
• Where stye may occur
• Skin for blinking