a pipe for the discharge of smoke from a steamship, locomotive, factory, etc.
adjective
designating or of heavy manufacturing industries, such as those producing steel, automobiles, or rubber
See smokestack in American Heritage Dictionary 4
noun
A large chimney or vertical pipe through which combustion vapors, gases, and smoke are discharged.
adjective
Of, relating to, or being firms, industries, or places involved in heavy manufacturing or in the processing of materials: smokestack industries such as steel and iron.