[ju.jube] n [ME, fr. ML jujuba, alter. of L zizyphum, fr. Gk zizyphon] (14c) 1 a: an edible drupaceous fruit of any of several trees (genus Ziziphus) of the buckthorn family; esp: one of an Asian tree (Z. jujuba) b: a tree producing this fruit
2: a fruit-flavored gumdrop or lozenge