The Collaborative International Dictionary of English v.0.48:

Flute \Flute\, n. [OE. floute, floite, fr. OF. fla["u]te,
   flahute, flahuste, F. fl?te; cf. LL. flauta, D. fluit. See
   Flute, v. i.]
   1. A musical wind instrument, consisting of a hollow cylinder
      or pipe, with holes along its length, stopped by the
      fingers or by keys which are opened by the fingers. The
      modern flute is closed at the upper end, and blown with
      the mouth at a lateral hole.
      [1913 Webster]

            The breathing flute's soft notes are heard around.
                                                  --Pope.
      [1913 Webster]

   2. (Arch.) A channel of curved section; -- usually applied to
      one of a vertical series of such channels used to decorate
      columns and pilasters in classical architecture. See
      Illust. under Base, n.
      [1913 Webster]

   3. A similar channel or groove made in wood or other
      material, esp. in plaited cloth, as in a lady's ruffle.
      [1913 Webster]

   4. A long French breakfast roll. --Simonds.
      [1913 Webster]

   5. A stop in an organ, having a flutelike sound.
      [1913 Webster]

   Flute bit, a boring tool for piercing ebony, rosewood, and
      other hard woods.

   Flute pipe, an organ pipe having a sharp lip or wind-cutter
      which imparts vibrations to the column of air in the pipe.
      --Knight.
      [1913 Webster]