n.; pl. Chimneys [ F. cheminée, LL. caminata, fr. L. caminus furnace, fireplace, Gr. &unr_; furnace, oven. ] 1. A fireplace or hearth. [ Obs. ] Sir W. Raleigh. [ 1913 Webster ]

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. [ 1913 Webster ]

Hard by a cottage chimney smokes. Milton. [ 1913 Webster ]

3. A tube usually of glass, placed around a flame, as of a lamp, to create a draft, and promote combustion. [ 1913 Webster ]

4. (Min.) A body of ore, usually of elongated form, extending downward in a vein. Raymond. [ 1913 Webster ]

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 (Chæture 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. [ 1913 Webster ]

n. (Arch.) The horizontal projection of a chimney from the wall in which it is built; -- commonly applied to its projection in the inside of a building only. [ 1913 Webster ]

n. (Arch.) A decorative construction around the opening of a fireplace; also, the shelf that projects from wall above fireplace; mantlepiece. [ Chiefly Brit. ]
Syn. -- mantel, mantelpiece, mantle, mantlepiece. [ 1913 Webster + WordNet 1.5 ]

n. a short earthenware pipe on the top of a chimney to increase the draft. [ WordNet 1.5 ]

n. the part of the chimney that is above the roof; it usually has several flues. [ WordNet 1.5 ]

n. someone who cleans soot from chimneys, usually as a profession.
Syn. -- chimneysweeper, sweep. [ WordNet 1.5 ]