Breadcrumb Home > Dictionary > Index S Cite sicken: Meaning and Definition of Find definitions for: sick•en Pronunciation: (sik'un), [key] — v.t., v.i. to make or become sick. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sicken (Thesaurus) sick day sickener 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