Breadcrumb Home > Dictionary > Index S senator: Meaning and Definition of Find definitions for: sen•a•tor Pronunciation: (sen'u-tur), [key] — n. a member of a senate. (cap.) (in the U.S.) a title of respect accorded a person who is or has been a member of the Senate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: senator (Thesaurus) senate senatorial ✖ Related Content Daily Word Quiz: evanescent Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language