/ Dictionary / Index K Kansas-Nebraska Act: Meaning and Definition of Find definitions for: Kan'sas-Ne•bras'ka Act" Pronunciation: (kan'zus-nu-bras'ku), [key] — U.S. Hist. U.S. Hist. the act of Congress in 1854 annulling the Missouri Compromise, providing for the organization of the territories of Kansas and Nebraska, and permitting these territories self-determination on the question of slavery. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Kansas gay-feather kans grass Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language