Someone who looks at things with their eyes mostly closed.
Some people might think squinters are trying to see something far away or that the sun is too bright.
Examples:
The squinter looked at the bright sun.
She is a squinter because she always looks like she's trying to see something far away.
The squinter saw the bird in the sky.
The squinter can't see the board because the light is too bright.
The squinter can see things that are really far away.
The squinter always looks like they're trying to see something really far away.