Not Korean. Aloha is Hawaiian, which means love, admiration, sympathy, pity, goodbye, hello and so on. In Hawaii, it is especially used to say hello and goodbye. In some cases, it is also used as a greeting. Aloha kakahiaka means good morning. Aloha auinala means good afternoon. Aloha ahiahi means good evening. Aloha kakou is used as a universal form to welcome everyone. Aloha is also a nickname for Hawaii.