St. Augustine grass

American  

noun

1. a low, mat-forming grass, Stenotaphrum secundatum, of the southern U.S. and tropical America, that is cultivated as a lawn grass.

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Etymology

Origin of St. Augustine grass

1930–35; after St. Augustine, Florida

Example Sentences

Horton often push back the organic chaos of a subtropical swamp in favor of paver-stone patios and endless miles of St. Augustine grass.

From Salon • Aug. 23, 2025

For instance, if you see a big patch of St. Augustine grass, there’s a good chance that you have a leak in that area and that the weeds are taking full advantage.

From Los Angeles Times • Jun. 13, 2022

Now his St. Augustine grass is brown and so dry that it crunches underfoot.

From New York Times • Apr. 21, 2011