/ Dictionary / Index S smokestack: Meaning and Definition of Find definitions for: smoke•stack Pronunciation: (smōk'stak"), [key] — n. Also calleda pipe for the escape of the smoke or gases of combustion, as on a steamboat, locomotive, or building. —adj. pertaining to, engaged in, or dependent on a basic heavy industry, as steel or automaking: smokestack companies. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: smokestack (Thesaurus) smoke shop smoke tree Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language