Breadcrumb Home > Dictionary > Index S Sumner: Meaning and Definition of Find definitions for: Sum•ner Pronunciation: (sum'nur), [key] — n. 1811–74, U.S. statesman. 1887–1955, U.S. biochemist: Nobel prize 1946. 1840–1910, U.S. sociologist and economist. a male given name. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sumner (Thesaurus) summum bonum* sumo ✖ Related Content Daily Word Quiz: tendentious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language