mā
1. (verb) by way of, go via - an unusual usage of mā as a verb followed by a locative.
Nō te taenga ki te wahapū o Wirameta, i te taha mauī o Koramia, ka mā roto o te awa, tae noa ki te motu o Wapato. / On reaching the mouth of the Willamette, on the left side of the Columbia, we ascended the stream, right to Wappatoo Island.
See also rā