Whistle

Whistle

A whistle or call is a simple aerophone, an instrument which produces sound from a stream of forced air. It may be mouth-operated, or powered by air pressure, steam, or other means. Whistles vary in size from a small slide whistle or nose flute type to a large multi-piped church organ.

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Famous quotes containing the word whistle:

    “Daughter daughter whistle
    And you shall have a sheep”
    —Unknown. Whistle, Daughter, Whistle (l. 17–18)

    “Discourse on virtue and they pass by in droves, whistle and dance the shimmy, and you’ve got an audience.”
    —Diogenes of Sinope (c. 410–320 B.C.)

    “Instead of the scream of a fish hawk scaring the fishes, is heard the whistle of the steam-engine, arousing a country to its progress.”
    —Henry David Thoreau (1817–1862)