What does the word blink mean?

Usage examples for blink

  1. " Can't you tell by the way they stare and blink, like scared rabbits? – The Desired Woman by Will N. Harben
  2. At the desk, the clerk didn't blink at the Tuareg costume the two still wore. – Black Man's Burden by Dallas McCord Reynolds
  3. They made better progress when the snow ceased, and at length Prescott stopped his horse and she saw a faint blink of light some distance off. – Prescott of Saskatchewan by Harold Bindloss
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