Breadcrumb Home > Dictionary > Index B Cite befoul: Meaning and Definition of Find definitions for: be•foul Pronunciation: (bi-foul'), [key] — v.t. to make dirty or filthy; soil; defile; sully: a bird that befouls its own nest. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: befoul (Thesaurus) beforetime befriend TrendingHere are the facts and trivia that people are buzzing about. April 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress Noble Titles and Ranks in a Monarchy Keeping Your Brain Active in a COVID-19 World Quetzalcoatl: Aztec Myths and Myths About the Aztecs Related Content Daily Word Quiz: supertonic Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language