kiwikiwi noun2 •A star fern or creek fern, of species Blechnum fluviatie. •(no longer used) The kiwi, a flightless bird of the order Apterygiformes native to New Zealand.As there have always been very few kiwi-kiwi, and those few exceedingly hard to find, it follows naturally that the skins are very scarce, and consequently highly prized. — 1883 formskiwikiwis