/ Dictionary / Index K kW: Meaning and Definition of Find definitions for: kW Pronunciation: [key] kilowatt; kilowatts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: kw (Thesaurus) kvetch Kwa Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language