wiwi. 1. Rushes, Juncus polyanthemos and J. maritimus. Akina iho taua pu wiwi nei; ana! me te poko (T. 13).
2. A red and yellow stinging fly.
3. Used with wāwā to indicate indefinite locality. Kua riro ki wiwi, ki wawa (P. 63). Ngaropoko ki te wiwi, ngaropoko ki te wawa (S.). Grey says that Wiwi and Wawa were two islands occupied by the ancestor of the Maori; but this is open to grave doubt.
4. v.i. Flinch. Ka wiwi noa iho te pa katoa i te wehi ki te pu.
5. Make a rippling sound.
Williams Dictionary