whistle

Noun

• an inexpensive fipple flute

• acoustic device that forces air or steam against an edge or into a cavity and so produces a loud shrill sound

• a small wind instrument that produces a whistling sound by blowing into it

• the act of signalling (e.g., summoning) by whistling or blowing a whistle
  • the whistle signalled the end of the game
    

• the sound made by something moving rapidly or by steam coming out of a small aperture

Verb

• give a signal by whistling
  • She whistled for her maid
    

• make a whining, ringing, or whistling sound
  • the kettle was singing
    
  • the bullet sang past his ear
    

• move, send, or bring as if by whistling
  • Her optimism whistled away these worries
    

• utter or express by whistling
  • She whistled a melody
    

• move with, or as with, a whistling sound
  • The bullets whistled past him
    

• make whistling sounds
  • He lay there, snoring and whistling
    

Related words

• Synonyms: 
  pennywhistle , tin whistle , whistling , sing