tiuka by Cook Islands Maori Database | Apr 12, 2013 | Dictionary: Buse, Taringa, Moekaa | 0 comments tiuka1, n. Joker. Kua ta au i tana uri ai ki te tiuka. I took his ace of trumps with the joker. [Eng. joker.] Related to tiuka Submit a Comment Cancel replyYou must be logged in to post a comment.