Japanese clover

noun

variants or less commonly Japan clover

: an annual Asian lespedeza (Lespedeza striata synonym Kummerowia striata) that has compound leaves with three oblong leaflets and is sometimes used as a forage, soil-improving, and pasture crop especially in the southeastern U.S.

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