#barb.point  a subsidiary point facing opposite from the main point that makes an arrowhead or spear hard to remove
  supertype:  #point.end  sharp end; "he stuck the point of the knife into a tree"; "he broke the point of his pencil"
  part of:  #arrowhead  #hook.implement  #spear
  subtype:  #fluke.barb  a barb on a harpoon or arrow

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