お坊ちゃま
Meanings
1
Honorific term for someone else's son, especially a young boy from a respectable family. More polite and somewhat old-fashioned compared to 坊ちゃん.
See also: 坊っちゃん
How old is your son?
Your son gave a wonderful performance at the piano recital.
2
sheltered young man; naive rich boy
Refers to a young man from a wealthy family who is inexperienced in worldly matters, often with a nuance of being pampered or naive. Can be used critically or affectionately.
See also: 坊っちゃん
He's what you'd call a sheltered rich boy who doesn't know hardship.
He was raised as a pampered young master, so he doesn't understand how tough the world is.