/ Dictionary / Index K KS: Meaning and Definition of Find definitions for: KS Pronunciation: [key] Kansas (approved esp. for use with zip code). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ks (Thesaurus) krypton K selection Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language