Breadcrumb Home > Thesaurus > Q Synonyms of quackgrass Find synonyms for: Noun 1. dog grass, couch grass, quackgrass, quack grass, quick grass, witch grass, witchgrass, Agropyron repens, wheatgrass, wheat-grass usage: European grass spreading rapidly by creeping rhizomes; naturalized in North America as a weed WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of quackgrass (Dictionary) 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: contretemps Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language