/ Dictionary / Index B bill of sale: Meaning and Definition of Find definitions for: bill' of sale' Pronunciation: [key] a document transferring title in personal property from seller to buyer. Abbr.: b.s., B.S., b/s Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Bill of Rights billon Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language