Breadcrumb Home > Dictionary > Index S sludgy: Meaning and Definition of Find definitions for: sludg•y Pronunciation: (sluj'ē), [key] — sludg•i•er, sludg•i•est. of or pertaining to sludge. covered, lined with, or containing sludge. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sludging slue TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: polymath Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language