What does the word pucker mean?

Usage examples for pucker

  1. There was a troubled, uncertain pucker to her brow, a pleading look in her eyes as she suffered herself to be led to a chair near the end of the table. – Castle Craneycrow by George Barr McCutcheon
  2. Certainly " W" is a more helpful tool to a child when he has been taught to pucker up his lips like the howling wind when he sees this letter coming, than when he has been taught to get set for a " d" sound which is not there. – Life's Minor Collisions by Frances Warner Gertrude Warner
  3. Suddenly the whistling pucker faded from his lips. – Maggie: A Girl of the Streets by Stephen Crane