GNU Collaborative International Dictionary of English

last match results

Found 2 definitions

1.       
   Flue , n. [Cf. OF. flue a flowing, fr. fluer to flow, fr. L. fluere (cf. Fluent); a perh. a corruption of E. flute.]
   An inclosed passage way for establishing and directing a current of air, gases, etc.; an air passage; esp.: (a) A compartment or division of a chimney for conveying flame and smoke to the outer air. (b) A passage way for conducting a current of fresh, foul, or heated air from one place to another. (c) (Steam Boiler) A pipe or passage for conveying flame and hot gases through surrounding water in a boiler; -- distinguished from a tube which holds water and is surrounded by fire. Small flues are called fire tubes or simply tubes.
   1913 Webster
   In an organ flue pipe, the opening between the lower lip and the languet.
   Webster 1913 Suppl.
   Flue boiler. See under Boiler. -- Flue bridge, the separating low wall between the flues and the laboratory of a reverberatory furnace. -- Flue plate (Steam Boiler), a plate to which the ends of the flues are fastened; -- called also flue sheet, tube sheet, and tube plate. -- Flue surface (Steam Boiler), the aggregate surface of flues exposed to flame or the hot gases.
   1913 Webster
   
         
       

2.       
   Flue , n. [Cf. F. flou light, tender, G. flau weak, W. llwch dust. √84.] Light down, such as rises from cotton, fur, etc.; very fine lint or hair.
   Dickens.
   
   1913 Webster