/ Dictionary / Index S sfm: Meaning and Definition of Find definitions for: sfm Pronunciation: [key] surface feet per minute. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sferics Sforza 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