WINK (3)

Wink, n. 1. 1. The act of closing, or closing and opening, the eyelids quickly; hence, the time necessary for such an act; a moment.
I have not slept one wink. Shak. I could eclipse and cloud them with a wink. Donne. 2. 2. A hint given by shutting the eye with a significant cast. Sir. P. Sidney.
The stockjobber thus from Change Alley goes down, And tips you, the freeman, a wink. Swift.