A Eurasian grass (Elymus repens syn. Agropyron repens) that has whitish-yellow root stocks and is a weed of North American cereal crops. Also called quack grass, witchgrass.
[Alteration of QUITCH GRASS.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
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