kumi
1. (noun) a traditional measurement of ten mārō, fathom - a measurement of about two metres.
(Te Kōhure Textbook (Ed. 2): 114;)
Hohoro tonu te here i ngā kārewa e rua ki ngā pokihiwi, oti kau anō ka totohu te kaipuke ki te wai, kumi mā ono te hōhonu, pupuri ai rātou ki ngā kārewa me ngā rākau i teretere, me kore rātou e ora i ēnei (THM 1/4/1888:2). / Hurriedly he fastened two floats around his shoulders, whereupon the ship sank in sixteen fathoms of water, with them clinging to the buoys and loose spars hoping they could survive with these.
See also takoto
2. (noun) huge fabulous monster.
He maha ngā taniwha he ngārara, he kumi rānei (Te Ara 2016). / There were many taniwha known as ngārara or kumi.