tēnā rūkahu tēnā
1. that's a load of rubbish, you're so wrong, you're so mistaken, that's totally incorrect - an idiom suggesting that in the opinion of the speaker the statement is incorrect. Rūkahu can be replaced by other similar words, e.g. whakaaro, pōhēhē.
Pare: I kī mai a Māminga nāna i whakaheke te utu o tana waka, he pai nōna ki a au. Mēnā e hokona ana ki tētahi atu, kua kotahi mano tāra atu anō. Rangi: Tēnā rūkahu tēnā. Kaua e arohia atu ngā whakapatipati a tēnā kutu (HKK 1999:65). / Pare: Māminga (Deceitful) said that he reduced the price of his vehicle because he liked me. If he was selling it to someone else it would have been one thousand dollars more. Rangi: That's a load of rubbish. Don't take any notice of that vermin's smooth talk.
See also tēnā pōhēhē tēnā