/ Dictionary / Index S sm. c.: Meaning and Definition of Find definitions for: sm. c. Pronunciation: [key] small capital; small capitals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. S.M.B. SMD Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language