Japanese edit

For pronunciation and definitions of あんちゃん – see the following entry.
兄ちゃん
[noun] (familiar, informal, term of address) (one's own) older brother
[noun] (familiar, informal) a young man, boy, lad
[noun] (informal) a playboy, a libertine young man
[noun] (regional, Chita peninsula, Aichi Prefecture) son; eldest son
[noun] (regional, Sado island, Niigata Prefecture) (one's own) husband
(This term, あんちゃん, is the hiragana spelling of the above term.)