/ Dictionary / Index K key club: Meaning and Definition of Find definitions for: key' club" Pronunciation: [key] a private nightclub admitting only members and their guests, the members often being given door keys to the club. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. key case Key deer Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language