O·ki·na·wan (??k?-nä?w?n, -nou?-)n.1. A native or inhabitant of Okinawa.2. The Japonic language traditionally spoken by the Okinawans.O?ki·na?wan adj.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.