/ Dictionary / Index S smokeless tobacco: Meaning and Definition of Find definitions for: smoke'less tobac'co Pronunciation: [key] snuff (def. 9). See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. smokeless powder smokeout Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language