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]

WordNet (r) 3.0 (2006):

blinking
    adj 1: closing the eyes intermittently and rapidly; "he stood
           blinking in the bright sunlight" [syn: blinking,
           winking]
    2: informal intensifiers; "what a bally (or blinking) nuisance";
       "a bloody fool"; "a crashing bore"; "you flaming idiot" [syn:
       bally(a), blinking(a), bloody(a), blooming(a),
       crashing(a), flaming(a), fucking(a)]
    n 1: a reflex that closes and opens the eyes rapidly [syn:
         blink, eye blink, blinking, wink, winking,
         nictitation, nictation]

Moby Thesaurus II by Grady Ward, 1.0:

90 Moby Thesaurus words for "blinking":
   absolute, aflicker, asquint, astigmatic, bickering, blasted,
   bleeding, blink, blink-eyed, blinkard, blinky, blooming, complete,
   coruscant, coruscating, coruscation, cursed, cussed, damnable,
   dancing, downright, execrable, farsighted, firefly, flashing,
   flickering, flickery, flicky, fluttering, fluttering the eyelids,
   fluttery, glimmer, glimmering, glimmerous, glimmery, glisten,
   glistening, glister, glistering, glitter, glittering, glittery,
   glowworm, infernal, lambent, longsighted, mope-eyed, myopic,
   nearsighted, nictitation, out-and-out, outright, perfect, playing,
   poor-sighted, presbyopic, quivering, quivery, scintilla,
   scintillant, scintillating, scintillation, scintillescent, shimmer,
   shimmering, shimmery, shortsighted, spangle, spangly, spark,
   sparkle, sparkling, squinch-eyed, squint-eyed, squinting, squinty,
   strabismal, strabismic, stroboscopic, stroboscopic light, tinsel,
   tinselly, twinkle, twinkling, twinkly, unmitigated, wavering,
   wavery, winker, winking