a. [ L. juvenilis, from juvenis young; akin to E. young: cf. F. juvénile, juvénil. See Young. ] [ 1913 Webster ]
n. A young person or youth; -- used sportively or familiarly. C. Bronté. [ 1913 Webster ]
n. A child or person of minor age who commits acts which would be considered criminal if performed by an adult, such as theft, vandalism, or violence; especially, one who habitually acts in such an antisocial manner and cannot be controlled by parents. Abbreviated JD. [ PJC ]
(Zo/'94l.) n. A hormone secreted by insects which inhibits the molting of an insect from its juvenile into its adult form; also, substances having similar activity, but produced by plants. [ PJC ]
n. The state or quality of being juvenile; juvenility. [ 1913 Webster ]