oat grass

American  

noun

1. any of several grasses of the genus Arrhenatherum or Danthonia, especially A. elatius, native to Europe, having a purplish-green flowering panicle.

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oat grass British  

noun

1. any of various oatlike grasses, esp of the genera Arrhenatherum and Danthonia, of Eurasia and N. Africa

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Etymology

Origin of oat grass

First recorded in 1570–80

Example Sentences

Most cat grass kits contain wheatgrass, oat grass, ryegrass or a mixture of these.

From Seattle Times • Dec. 25, 2023

If timothy or tall oat grass is added, a pound of one or the other of these should be added for every pound of the clover withheld from the mixture.

From Clovers and How to Grow Them by Shaw, Thomas

When sown for pasture in short rotations, this clover may be sown alone or with other varieties of clover, timothy or tall oat grass being added.

From Clovers and How to Grow Them by Shaw, Thomas

In the dry upland country in Washington and Oregon, Russian brome grass or tall oat grass would answer the purpose.

From Clovers and How to Grow Them by Shaw, Thomas

Sweet vernal grass, tall oat grass, holy grass, redtop, animated or wild oats, blue-joint, and porcupine grass are among them.

From Seed Dispersal by Beal, W. J. (William James)