quack grass

American  

noun

Inland North and North Midland U.S..

1. a couch grass, Agropyron repens, a pernicious weed in cultivated fields.

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quack grass British  

noun

1. another name for couch grass

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Etymology

Origin of quack grass

First recorded in 1810–20

Example Sentences

“And I sure learned what quack grass is.”

From Washington Times

Weeds are annuals, as pigweeds, crab grass, purslane; biennials as bull thistle and mulleins; perennials, like quack grass, Canada thistle, ox-eye Daisy.

From Project Gutenberg

If I uncover the earth in any of my fields, ragweed and pigweed spring up; if these are destroyed, harvest grass, or quack grass, or purslane appears.

From Project Gutenberg

In soft ground, with plenty of room, a bit of quick or quack grass, or Bermuda, will extend in a year three to five feet or more in one direction.

From Project Gutenberg

If I uncover the earth in any of my fields, ragweed and pigweed spring up; if these are destroyed, harvest grass, or quack grass, or purslane, appears.

From Project Gutenberg