Breadcrumb Home > Dictionary > Index C CEO: Meaning and Definition of Find definitions for: CEO Pronunciation: [key] chief executive officer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ceo (Thesaurus) century plant ceorl TrendingHere are the facts and trivia that people are buzzing about. Animal Group Terminology Largest Countries in the World (by Area) Current Events This Week: January 2023 State Abbreviations Dinosaur Fossils (By U.S. State!) The Chinese Zodiac ✖ Related Content Daily Word Quiz: catalpa Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language