noun
young man; boy; son (of one's master/employer)
Obsolete honorific term for a young man or boy, especially the son of one's master or employer. Not used in modern Japanese.
「あの郎君はどなたのご子息で?」と、昔の小説で尋ねる場面がある。
In old novels, there are scenes where someone asks, 'Whose son is that young man?'
noun
Obsolete term of address for one's husband or male lover. Used in historical or literary contexts.
時代劇で、妻が夫を「郎君」と呼ぶことがある。
In period dramas, a wife sometimes calls her husband '郎君'.