Longman Dictionary English From Longman Dictionary of Contemporary EnglishPolynesianPol‧y‧ne‧si‧an /ˌpɒləˈniːziən◂ $ ˌpɑːləˈniːʒən◂/ noun 1 [countable] someone who comes from Polynesia2 [uncountable] a group of languages spoken in Polynesia —Polynesian adjective ldoceonline.com