Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. A Eurasian grass (Agropyron repens) that has whitish-yellow root stocks and has become a troublesome weed in the New World. Also called quack grass, witch grass.
Century Dictionary and Cyclopedia
- n. The popular name of Triticum repens, a species of grass which infests arable land as a troublesome weed. It is perennial, and propagated both by seed and by its creeping rootstock, which is long and jointed. It spreads over a field with great rapidity, and, because of its tenacity of life, is eradicated with difficulty. The root contains sugar, and has been used as a diuretic.
- n. The stoloniferous variety of fiorin, Agrostis alba.
Wiktionary
GNU Webster's 1913
- (Bot.) See quitch grass.
WordNet 3.0
- n. European grass spreading rapidly by creeping rhizomes; naturalized in North America as a weed
Etymologies
- From couch + grass. (Wiktionary)
- Alteration of quitch grass. (American Heritage® Dictionary of the English Language, Fourth Edition)
Examples
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Lists
These user-created lists contain the word ‘couch grass’.
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UK Usage - Find US Equivalent
All these terms have a (different) American English equivalent. Wonder if you can identify them?
abridgement (abri..., accoutrement, accoutre, acknowledgement (..., opposite, advert, adaptor, adapter, sticking plaster, advertise, adviser (advisor ..., adze, aesthete and 1196 more...
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cricket
everything cricket
backlift, bail, batsman, batsmen, batswoman, batswomen, beamer, blockhole, bodyline, bosie, bouncer, boundary and 471 more...
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Sportie: Cricket
Wordieworthy jargon from the impenetrable world of cricket.
wicket, on, off, pitch, howzat, stumps, bail, willow, inswinger, outswinger, seamer, duck and 132 more...
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vegetation
names of plants, flowers, trees, etc.
laburnum, mignonette, ilex, vetch, sedge, gentian, plane, linden, jade plant, ginkgo, dragon tree, agave and 50 more...
Tweets
Looking for tweets for couch grass.

dontcry I have 'pain-in-the-ass grass.' You know, that grass that won't grow on your lawn but thrives in the cracks of the driveway and patio.
Is that also known as couch grass? Jul 24, 2008
rolig Elytrigia repens
also spelled "couchgrass"; also called twitch, quick grass, quitch grass, dog grass, and quackgrass.
"Who in their senses, one wonders, would leave the fertile plains of Lombardy to build a settlement – let alone a city – among these marshy, malarial wastes, on little islets of sand and couchgrass, the playthings of current and tide?"
– John Julius Norwich, A History of Venice (London: Penguin, 2003), p. 4. Jul 24, 2008