Bris·tle, v. i.
  1. To rise or stand erect, like bristles.
     His hair did bristle upon his head.   --Sir W. Scott.
  2. To appear as if covered with bristles; to have standing, thick and erect, like bristles.
     The hill of La Haye Sainte bristling with ten thousand bayonets.   --Thackeray.
     Ports bristling with thousands of masts.   --Macaulay.
  3. To show defiance or indignation.
  To bristle up, to show anger or defiance.
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