Astigmatism

[Sarah]

An eye condition that usually requires glasses in order to cope with. Usually causes bad eyesight up to and including legal blindness.

[Sarah]

A defect in the eye or in a lens caused by a deviation from spherical curvature, which results in distorted images, as light rays are prevented from meeting at a common focus.

[Justin Bieber]

makes your [eye] [turn gay] in [2 days]

[Hina Muqadas]

When the inside of your [eyeball] is not perfectly [sphere]; results in [blurry] vision; requires eyeglasses

[Greta]

a fault in the lens of the eye that reduces the quality of sight, especially a fault that stops the eye from focusing