Whis'tler, n.

noun

n. [A-S. hwistlere.]

  1. One who whistles; a thing or instrument producing a whistling sound.
  2. (Ornith.) The green plover.

The screech-owl, and the whistler shrill. J. Webster, 1623. 3. (Zoöl.) A species of northern marmot; Arctomys pruinosus.