Wink. n.s. [from the verb.]

1. Act of closing the eye.

                   You doing thus,
   To the perpetual wink for ay might put
   This ancient moral. Shakespeare's Tempest.

   Since I receiv'd command to do this business,
   I have not slept one wink. Shakes. Cymbeline.

   The beams so reverend and strong,
   Do'st thou not think
   I could eclipse and cloud them with a wink,
   But that I would not lose her sight so long? Donne.

   It raged so all night, that I could not sleep a wink. Temple.

           Not write! but then I think;
   And for my soul I cannot sleep a wink. Pope.

2. A hint given by motion of the eye.

   Her wink each bold attempt forbids. Sidney.

   The stockjobber thus from 'Change-alley goes down,
   And tips you the freeman a wink;
   Let me have but your vote to serve for the town,
   And here is a guinea to drink. Swift.