Which definition of Vane do you mean?

  • Blade n flat surface that rotates and pushes against air or water
  • Vane n a fin attached to the tail of an arrow, bomb or missile in order to stabilize or guide it
  • Vane n the flattened weblike part of a feather consisting of a series of barbs on either side of the shaft
  • Weathervane n mechanical device attached to an elevated structure; rotates freely to show the direction of the wind