/ Dictionary / Index S SS: Meaning and Definition of Find definitions for: SS Pronunciation: [key] Schutzstaffel. social security. steamship. supersonic. ss Pronunciation: [key] (in prescriptions) a half. SS. Pronunciation: [key] Saints. Schutzstaffel. See(def. 1). ss. Pronunciation: [key] to wit; namely (used esp. on legal documents, as an affidavit, pleading, etc., to verify the place of action). sections. shortstop. S.S. Pronunciation: [key] Schutzstaffel. (in prescriptions) in the strict sense. steamship. Sunday School. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ss (Thesaurus) sruti SSA Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language