Breadcrumb Home > Dictionary > Index E empire builder: Meaning and Definition of Find definitions for: em'pire build"er Pronunciation: [key] a person who plans or works to extend dominion or control, as over territory, political organizations, or business enterprises. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. empire empire building ✖ Related Content Daily Word Quiz: umbrage Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language