Blink  —v. 1 shut and open the eyes quickly. 2 (often foll. By back) prevent (tears) by blinking. 3 shine unsteadily, flicker. —n. 1 act of blinking. 2 momentary gleam or glimpse.  blink at 1 look at while blinking. 2 ignore, shirk. On the blink slang not working properly; out of order. [dutch, var. Of *blench]