Definition of: Indonesian

(in′dō·nē′zhən, -shən) noun
1. One of a small, light–brown–skinned people native throughout the Malay Peninsula and Archipelago, the Philippines, Sumatra, Java, etc.: believed to be an admixture of Polynesian and Mongoloid stocks.
2. A subfamily of the Austronesian family of languages spoken by these people, including Formosan, Igorot, Javanese, Malagasy, Malay, Tagalog, etc.: also called Malayan.
—adjective Of or pertaining to Indonesia, its peoples, or their languages.