Breadcrumb Home > Dictionary > Index S S and M: Meaning and Definition of Find definitions for: S and M Pronunciation: [key] sadomasochism; sadism and masochism. S.&M. Pronunciation: [key] — Insurance. Insurance. stock and machinery. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sand lovegrass sandman ✖ Related Content Daily Word Quiz: hortatory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language