kei konā (katoa)!
1. that's the one! right on! she's/he's got it! it's his/her strong point! it's her/his forte! - an idiom used to praise someone's ability.
Kātahi te tangata tau ki te haka ko Nātana. Kei te tika tāu, e hoa. Kei konā katoa! / What an expert Nathan is at haka. Indeed, my friend. It's his forte!
Synonyms: kei reira (katoa)!