squinting

(verb) cross one's eyes as if in strabismus. Synonyms: squint, squinch. Example: "The children squinted so as to scare each other."

(verb) be cross-eyed; have a squint or strabismus. Synonyms: squint.

(verb) partly close one's eyes, as when hit by direct blinding light. Synonyms: squint. Example: "The driver squinted as the sun hit his windshield."

(adj) having eyes half closed in order to see better. Synonyms: squinched. Example: "Squinched eyes."