On-line Te Reo Māori Dictionary

Kōhau (i). 1. v.t. Speak frequently of what one intends or expects.

2. v.i. Sing without an object, as when travelling alone, etc.; regarded as a bad omen. ‖ J. vii, 127. Te tangata nana, he kohau tonu te mahi i te po.

3. v.i. Yearn, regret, be wistful. He kohau nona ki ona ra o tona tamarikitanga. Koia to tipuna a Toi i kohau ai i Tiritiri o te moana.

Williams Dictionary

Kōhau (ii), n. 1. A kind of net, probably used for purposes of witchcraft. Taia te kohau … ko te kohau a maitihitihi (Tr. vii, 52).

2. A South Island form of eel trap.

3. Mud eel. (Whang.)

Williams Dictionary