D defs.my
Entry 4 senses Webster, 1913

Whistler

/wĭs'-lẽr/ · Whis·tler · IPA /ˈʍɪslə(ɹ)/
01 n. One who, or that which, whistles, or produces or a whistling sound.
  1. 1.
    One who, or that which, whistles, or produces or a whistling sound.
  2. 2.
    The ring ousel.(Zool.) [Prov. Eng.]
  3. 3.
    The hoary, or northern, marmot (Arctomys pruinosus).(Zool.)
  4. 4.
    The whistlefish.(Zool.)