/ Dictionary / Index K Kauai: Meaning and Definition of Find definitions for: Ka•u•a•i Pronunciation: (kä"-ä'ē, kou'ī), [key] — n. an island in NW Hawaii. 38,856; 511 sq. mi. (1325 sq. km). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: kauai (Thesaurus) katzenjammer kauch Related Content Daily Word Quiz: supercilious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language