|quitch grass||medical dictionary|
<botany> A perennial grass (Agropyrum repens) having long running rootstalks, by which it spreads rapidly and pertinaciously, and so becomes a troublesome weed. Also called couch grass, quick grass, quick grass, twitch grass.
Origin: Properly quick grass, being probably so called from its vigorous growth, or from its tenacity of life. See Quick, and cf. Couch grass.
(01 Mar 1998)
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