Breadcrumb Home > Dictionary > Index P piece of business: Meaning and Definition of Find definitions for: piece' of busi'ness Pronunciation: [key] business (def. 10). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. piecemeal piece of eight ✖ Related Content Daily Word Quiz: deracinate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language