Japanese edit

For pronunciation and definitions of おとな – see the following entry.
大人
[noun] an adult, a grown-up
[noun] (uncommon, possibly archaic) a leader:
[noun] an elder of a group or community
[noun] in the late Muromachi period, the representative of a village or guild
[noun] the head lady-in-waiting
[noun] one's wife
[noun] in the Edo period, a kind of civil servant working in Nagasaki
[noun] the head servant
[adjective] mature; grown-up
[adjective] adult; sexual
(This term, おとな, is the hiragana spelling of the above term.)