Maero (i). 1. n. A fabulous monster.
2. a. Emaciated, listless, weak.
Williams Dictionary
Maero (ii). 1. n. Channel, race for water.
2. v.i. Float, drift. Ko te rite i ahau, ko Mahutonga e rauna i te ao, ka maero au nei (S.).
māeroero, v.i. Drift about.
Williams Dictionary