DictionarywhistlerWhistling sound maker
noun

whistler

WISS-ler/wˈɪslɝ/

Someone or something that makes a whistling sound.

My brother is a talented whistler who practices every morning.

A close view of a man actively blowing a small metal whistle, with its mouthpiece between his lips and its sound opening clearly visible.
Etymology

The verb meaning “to whistle” plus an agent ending gives “one who whistles.” The ancestor named a piper; later use for birds with whistling notes shows the extension beyond human performers.

More examples

  • That little bird is a loud whistler for its size.
  • The kettle is a shrill whistler when the water boils.
  • Two whistlers in the crowd cheer for the winning team.

Forms

whistler · whistlers

whistle verb — Make a high, clear sound using air.