prairie grass

noun

1

: any of several grasses found on the prairies of the U.S. (as Sporobolus Cryptandrus and Sphenopholis obtusata)

2

Australia : rescue grass

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now