rerenga auau
1. (noun) repeated tune, riff, motif (music).
Mēnā he rite tonu, he auau te rangona o tētahi rerenga i te roanga atu o te titonga puoro, ka kīia tērā he rerenga auau. Ka tino mau te rerenga auau ki roto i te hinengaro o te kaiwhakarongo (RTP 2015:97). / If a phrase is heard over and over the duration of a musical composition, that is called a riff. A riff will really stick in the mind of the listener.