| king of the castle (BrE)/hill (AmE) |
the most successful/powerful person |
Mark Zuckerberg is king of the social networking castle. |
| a king’s ransom |
a large sum of money |
We paid a King’s ransom for a simple hotel room in the centre of New York City. |
| live like a king/queen |
live in luxury/comfort |
Live like a king for two weeks with our unbeatable holiday packages. |
| to queen it |
act in a superior way to others |
I don’t really like Janine. She’s always queening it over us. Telling us what to do, treating us like slaves. |
| A knight in shining armour |
a person who helps or saves someone in a difficult situation |
If things go wrong, will you be my knight in shining armour? |
| be a pawn in someone’s game |
have no power/be manipulated or used by others |
To him, I wasn’t a friend. I was there to help him. I was a pawn in his game of power. |