adj. 1. not being or composed of aborigines; as, the nonnative population of South Africa. Opposite of native. [ WordNet 1.5 ]
2. Of persons born in another area or country than that lived in; foreign-born; as, our large nonnative population. Syn. -- foreign-born. [ WordNet 1.5 ]
3. Originating in a different region and acclimated to a new environment; -- of plants or animals. Syn. -- domesticated, naturalized. [ WordNet 1.5 ]