any New World plant of the genus Agave, requiring many years to mature and blooming once before dying, esp. the widely cultivated species A. americana, having leaves in a basal rosette and a tall flower stalk.
a·ga·ve (ə-gä'vē, ə-gā'-) n. Any of numerous plants of the genus Agave, native to hot, dry regions of the New World and having basal rosettes of tough, sword-shaped, often spiny-margined leaves. Agaves are grown for ornament, fiber, and food. Also called century plant.
[New Latin Agavē, genus name, from Greek agauē, feminine of agauos, noble.]