[tō] hia kaha/pai/pērā (kē) (nei) (hoki)!
1. [you've] got a nerve! [you've] got a cheek! the cheek of it! - an idiom expressing disgust and amazement at what someone has done.
I rongo anō kōrua kua hoki mai te rōia nāna i tāhae te pūtea moni a tō tātou kuia? Tana hia kaha kē ki te hoki pēnei mai. / Have you two heard that the lawyer who stole our grandmother's savings has returned? He's got a nerve coming back here.