1. tropical American semi-evergreen tree having erect racemes of pink or rose-colored flowers; used as an ornamental • Syn: pink shower, pink shower tree, Cassia grandis • Hypernyms: cassia 2. East Indian tree having long pods containing a black cathartic pulp used as a horse medicine • Syn: Cassia roxburghii, Cassia marginata • Hypernyms: cassia
