Breadcrumb Home > Dictionary > Index I imperil: Meaning and Definition of Find definitions for: im•per•il Pronunciation: (im-per'ul), [key] — -iled, -il•ing -illed, -il•ling. to put in peril or danger; endanger. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: imperil (Thesaurus) Imperial Valley imperious TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: feinschmecker Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language