From The Collaborative International Dictionary of English v.0.48:
Blink \Blink\ (bl[i^][ng]k), v. i. [imp. & p. p. Blinked (bl[i^][ng]kt); p. pr. & vb. n. Blinking.] [OE. blenken; akin to dan. blinke, Sw. blinka, G. blinken to shine, glance, wink, twinkle, D. blinken to shine; and prob. to D. blikken to glance, twinkle, G. blicken to look, glance, AS. bl[imac]can to shine, E. bleak. [root]98. See Bleak; cf. 1st Blench.] [1913 Webster] 1. To wink; to twinkle with, or as with, the eye. [1913 Webster]
One eye was blinking, and one leg was lame. --Pope [1913 Webster]
2. To see with the eyes half shut, or indistinctly and with frequent winking, as a person with weak eyes. [1913 Webster]
Show me thy chink, to blink through with mine eyne. --Shak. [1913 Webster]
3. To shine, esp. with intermittent light; to twinkle; to flicker; to glimmer, as a lamp. [1913 Webster]
The dew was falling fast, the stars began to blink. --Wordsworth. [1913 Webster]
The sun blinked fair on pool and stream . --Sir W. Scott. [1913 Webster]
4. To turn slightly sour, as beer, mild, etc. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Blink \Blink\, v. t. 1. To shut out of sight; to avoid, or purposely evade; to shirk; as, to blink the question. [1913 Webster]
2. To trick; to deceive. [Scot.] --Jamieson. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Blink \Blink\, n. [OE. blink. See Blink, v. i. ] 1. A glimpse or glance. [1913 Webster]
This is the first blink that ever I had of him. --Bp. Hall. [1913 Webster]
2. Gleam; glimmer; sparkle. --Sir W. Scott. [1913 Webster]
Not a blink of light was there. --Wordsworth. [1913 Webster]
3. (Naut.) The dazzling whiteness about the horizon caused by the reflection of light from fields of ice at sea; ice blink. [1913 Webster]
4. pl. [Cf. Blencher.] (Sporting) Boughs cast where deer are to pass, to turn or check them. [Prov. Eng.] [1913 Webster]