pin grass is a noun meaning "European weed naturalized in southwestern United States and Mexico having reddish decumbent stems with small fernlike leaves and small deep reddish-lavender flowers followed by slender fruits that stick straight up; often grown for forage". It carries one recorded sense.
European weed naturalized in southwestern United States and Mexico having reddish decumbent stems with small fernlike leaves and small deep reddish-lavender flowers followed by slender fruits that stick straight up; often grown for forage
Definitions, synonyms and semantic relations for pin grass come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.