Flag"eo*let` (?), n. [F. flageolet, dim. of OF. flaj&?;l (as if fr. a LL. flautio;us), of flaüte, flahute, F. fl&?;te. See Flute.] (Mus.) A small wooden pipe, having six or more holes, and a mouthpiece inserted at one end. It produces a shrill sound, softer than of the piccolo flute, and is said to have superseded the old recorder.

Flageolet tones(Mus.), the naturel harmonics or overtones of stringed instruments.