crotalaria n 1: any of various plants of the genus Crotalaria having inflated pods within which the seeds rattle; used for pasture and green-manure crops [syn: {crotalaria}, {rattlebox}]
Rattlebox \Rat"tle*box`\ (r[a^]t"t'l*b[o^]ks`), n. 1. A toy that makes a rattling sound; a rattle. [1913 Webster] 2. (Bot.) (a) An American herb ({Crotalaria sagittalis}), the seeds of which, when ripe, rattle in the inflated pod. (b) Any species of {Crotalaria}, a genus of yellow-flowered herbs, with inflated, many-seeded pods. [1913 Webster]
Crotalaria \Crot`a*la"ri*a\ (kr?t`?-l?"r?-? or kr?`t?-l?"r?-A), n. [NL. See {Crotalum}.] (Bot.) A genus of leguminous plants; rattlebox. [1913 Webster] Note: {Crotalaria juncea} furnishes the fiber called sunn or Bombay hemp. [1913 Webster]