/ Dictionary / Index K K.C.V.O.: Meaning and Definition of Find definitions for: K.C.V.O. Pronunciation: [key] Knight Commander of the (Royal) Victorian Order. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. K.C.S.I. KD Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language