TV series example of the word

Breaking Bad Season 2, Episode 4
You've decided to, oh, I don't know, make your eldest son homeless?

Game of Thrones Season 4, Episode 8
eldest daughter of Lord Eddard Stark.

Game of Thrones Season 2, Episode 8
And now you want to send my eldest son to the battlefield to die.

Game of Thrones Season 2, Episode 2
Your sister took over command of your eldest brother's ship

Game of Thrones Season 5, Episode 2
Our eldest child murdered at his own wedding.