/ Dictionary / Index T Teton: Meaning and Definition of Find definitions for: Te•ton Pronunciation: (tē'ton), [key] — pl. -tons, -ton the westernmost branch of the Dakota Indians. a member of any of the tribes belonging to this branch, as the Brulé, Hunkpapa, Miniconjou, and Oglala. a dialect of the Dakota language. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: teton (Thesaurus) Tet offensive Teton Range Related Content Daily Word Quiz: wizened Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language