/ Dictionary / Index C conditional sale: Meaning and Definition of Find definitions for: condi'tional sale' Pronunciation: [key] a sale in which the title of a property remains with the seller until some condition is met, as the payment of the full purchase price. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. conditional probability conditioned 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