couch grass

[ kouch-gras, kooch ]
/ ˈkaʊtʃ ˌgræs, kutʃ /

noun

any of various grasses, especially Agropyron repens, known chiefly as troublesome weeds and characterized by creeping rootstocks that spread rapidly.

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Also called quitch, quitch grass .

Origin of couch grass

1570–80; couch, variant of quitch
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for couch grass

couch grass
/ (kaʊtʃ, kuːtʃ) /

noun

a grass, Agropyron repens, with a yellowish-white creeping underground stem by which it spreads quickly: a troublesome weedSometimes shortened to: couch Also called: scutch grass, twitch grass, quitch grass
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012