e koe (e koe)!
1. take that! that'll teach you! good job! serves you right! - an idiom used when the speaker is unsympathetic to the plight of someone because he/she brought the problem on himself/herself.
(Te Kōhure Textbook (Ed. 2): 163;)
Kua ānini taku māhunga. E koe, e koe. Nā tō kaha ki te inu pia i tērā pō. / I have a headache. That'll teach you. It's because you drank too much beer last night.
Synonyms: anā [tō] kai!, enge!
