squint (skwint) verb 1. to have the physical defect of having the eyes turning towards or away from each other or to cause the eyes to do this. The child squints; You squint when you look down at your nose. 2. (with at, ~up at, ~through etc) to look with half-shut or narrowed eyes.

squint 2 of 2 noun 1 : inability to direct both eyes to the same object due to a fault of the muscles of the eyeball 2 : the act or an instance of squinting

squint noun [C] (EYES) UK a condition caused by a weakness of the eye muscles that makes the eyes look in different directions from each other: As a child she wore thick glasses and had a bad squint. an expression in which someone's eyes are partly closed, usually in order to see more clearly:

Squinting is the action of looking at something with partially closed eyes. Squinting is most often practiced by people who suffer from refractive errors of the eye who either do not have or are not using their glasses.