To shut the eyes; to close the eyelids. They are not blind, but they wink.

To close and open the eyelids.

To give a hint by a motion of the eyelids. Wink at the footman to leave him without a plate.

To close the eyelids and exclude the light. Or wink as cowards and afraid.

To be dim; as a winking light. To wink at, to connive at; to seem not to see; to tolerate; to overlook, as something not perfectly agreeable; as, to wink at faults.

The act of closing the eyelids. I lay awake, and could not sleep a wink. I could eclipse and cloud them with a wink.

A hint given by shutting the eye with a significant cast.