The idiom "An Englishman's home is his castle " simply means that a man's home is his safest refuge. He can do whatever he can to protect themselves from an intruder. The use of force is also allowed under certain circumstances.
It is not an idiom, it means your nose is itching.
idiom means expression like a page in a book
Simply its mean a bully.
I think it means that that person agrees with that others persons idiom and that it fit that question that the teacher or whoever asked that question.
This is not an idiom - it means exactly what it says. You should stay fit and healthy.
It's another way of saying someone is daydreaming, as if they can afford to buy such a castle to live in.
He ment castle
It's not really an idiom. It means "what are you thinking about."
RFP is not an idiom. It's an abbreviation.
It is not an idiom, it means your nose is itching.
It means chocolate cake filled with bits of coconut
idiom means expression like a page in a book
It's not an idiom. It means the tip of your nostril.
"Sieve" is not an idiom. See the related link.
This is not an idiom. It is a measurement. $100,000 is how you write it in numbers.
Simply its mean a bully.
The idiom your blood is boiling usually means that you are mad/furious.