Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun american_rattlebox

1 sense of american rattlebox

Sense 1
American rattlebox, Crotalaria sagitallis -- (tropical American annual herb having an inflated pod in which the ripe seeds rattle)
       => crotalaria, rattlebox -- (any of various plants of the genus Crotalaria having inflated pods within which the seeds rattle; used for pasture and green-manure crops)