Chimney \Chim"ney\, n.; pl. Chimneys. [F. chemin['e]e, LL.
   caminata, fr. L. caminus furnace, fireplace, Gr. ? furnace,
   oven.]
   1. A fireplace or hearth. [Obs.] --Sir W. Raleigh.
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   2. That part of a building which contains the smoke flues;
      esp. an upright tube or flue of brick or stone, in most
      cases extending through or above the roof of the building.
      Often used instead of chimney shaft.
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            Hard by a cottage chimney smokes.     --Milton.
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   3. A tube usually of glass, placed around a flame, as of a
      lamp, to create a draft, and promote combustion.
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   4. (Min.) A body of ore, usually of elongated form, extending
      downward in a vein. --Raymond.
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   Chimney board, a board or screen used to close a fireplace;
      a fireboard.

   Chimney cap, a device to improve the draught of a chimney,
      by presenting an exit aperture always to leeward.

   Chimney corner, the space between the sides of the
      fireplace and the fire; hence, the fireside.

   Chimney hook, a hook for holding pats and kettles over a
      fire,

   Chimney money, hearth money, a duty formerly paid in
      England for each chimney.

   Chimney pot (Arch.), a cylinder of earthenware or sheet
      metal placed at the top of a chimney which rises above the
      roof.

   Chimney swallow. (Zool.)
      (a) An American swift (Ch[ae]ture pelasgica) which lives
          in chimneys.
      (b) In England, the common swallow (Hirundo rustica).

   Chimney sweep, Chimney sweeper, one who cleans chimneys
      of soot; esp. a boy who climbs the flue, and brushes off
      the soot.
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	Hirundo rustica
    n 1: common swallow of North America and Europe that nests in
         barns etc. [syn: barn swallow, chimney swallow,
         Hirundo rustica]