flue: Meaning and Definition of

flue

1. a passage or duct for smoke in a chimney.
2. any duct or passage for air, gas, or the like.
3. a tube, esp. a large one, in a fire-tube boiler.
1. Seeflue pipe.
2. Also calledwindway.a narrow slit in the upper end of an organ pipe through which the air current is directed.

flue

1. downy matter; fluff.

flue

1. a fishing net.