squint

verb

• 1 [no object] look at someone or something with one or both eyes partly closed in an attempt to see more clearly or as a reaction to strong light:the bright sun made them squint
• [with object] partly close (one’s eyes) in an attempt to see more clearly or as a reaction to strong light.

• 2 [no object] have eyes that look in different directions:Melanie did not squint
• (of a person’s eye) have a deviation in the direction of its gaze:her left eye squinted slightly

noun

• 1 [in singular] a permanent deviation in the direction of the gaze of one eye:I had a bad squint

• 2 [in singular] informal a quick or casual look:let me have a squint

• 3an oblique opening through a wall in a church permitting a view of the altar from an aisle or side chapel.