/ Dictionary / Index S Sitting Bull: Meaning and Definition of Find definitions for: Sit'ting Bull' Pronunciation: [key] 1834–90, American Indian warrior: leader of the Hunkpapa; victor at Little Bighorn, 1876. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sitting sitting duck Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language