Saint Augustine grass

noun

Saint Au·​gus·​tine grass -ˈȯ-gə-ˌstēn- 

variants or St. Augustine grass

: a tropical perennial grass (Stenotaphrum secundatum) that has much-branched creeping stems and is used as a lawn grass and sand binder especially in the southern U.S.

Word History

Etymology

probably from St. Augustine, Florida

First Known Use

1900, in the meaning defined above