What is "squints"

Usage examples of "squints".

He squints at the window on the far side of the room--sheer yellow curtains, ruffled at the edges, and beyond them, brightness, blinding and white.

Cort leans his elbows on the windowsill and squints out across the yard toward the curve of Bell Road, and on upward to the shadowy rim of the bluffs beyond.

He squints into the failing sun, toward the far opposite slope, and his eye is caught by the gleaming, soaring white marble obelisk that still marks the remains of the man that young Wolfgang murdered, Horace Archibald Craig.