tainu by Cook Islands Maori Database | Nov 30, 1999 | Dictionary: Buse, Taringa, Moekaa | 0 comments (-a, -ia). Grease or oil something. Kua tainu te au uira o te pereo? Have the wagon wheels (axles) been greased?; E na mua i te tainu ka akataka ai i te mati ni. Oil the engine first before you start it up. Inu tainu patikara, bicycle oil. Related to tainu Submit a Comment Cancel replyYou must be logged in to post a comment.