noun Date: 1668 any of a genus ( Agropyron ) of perennial grasses including some which are important pasture, hay, or turf grasses
WHEATGRASS
Meaning of WHEATGRASS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012