Umanga. 1. n. Pursuit, occupation, business, custom. Te umanga nui a nehera ko te whawhai (P.). ‖ Ta. umaa.
2. Food (applied only to birds and rats). I rawe ai Apanui ki te tiramarama, i taukati, e, i mau ai te umanga (M. 95). Grey has a note to this passage: “Opanui [sic] is the chief who is skilled in going about with a torch at night to lay snares to catch the umanga (rats).”
3. An incantation for the destruction of the enemy.
4. a. Accustomed, habituated. E kore e mau he kiore ka umangatia, ka pa i te whana o te tawhiti (P.).
Williams Dictionary