Breadcrumb Home > Dictionary > Index S slacks: Meaning and Definition of Find definitions for: slacks Pronunciation: (slaks), [key] — n. (used with a pl. v.) men's or women's trousers for informal wear. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: slacks (Thesaurus) slack-jawed slack suit TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: radula Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language