ā-ngutu kau
1. (modifier) by word of mouth, orally, by the spoken word.
I aua rā, kāhore kau he pukapuka a te iwi, ā kāhore hoki a Arapata i akona ki te kōrero pukapuka e tana tupuna rānei, e Ekipata, e ana mātua rānei - he ako ā-ngutu kau te ako i a Arapata (TW 6/7/1878:337). / In those days the people did not have books, and Alfred was not taught to read by his grandfather, Egbert, or his parents - Alfred learnt by word of mouth.
See also ngutu kau