Definitions
1.nounA pipe or duct that carries gaseous combustion products away from the point of combustion (such as a furnace).
2.nounAn enclosed passageway in which to direct air or other gaseous current along.
3.nounA woolly or downy substance; down, nap; a piece of this.
4.nounIn an organ flue pipe, the opening between the lower lip and the languet.