It means something that is a blessing but presents itself at the time as problem.
Example: Jill got fired last week, but she hadn't been fired she never would have found that job close to her house that pays twice as much. Therefore getting fired was a blessing in disguise
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.
He would disquise himself as buffalo grass most likely.
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.
a blessing in disguise: a very good thing that was only recognised later a dime a dozen: anything that is easy and common to get
It was a blessing in disguise when I tripped in the street and skinned my knee. Two years later, I married the man who stopped to help me up and now we are a family of three.
you can't
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.
It mean blessing
a blessing in disguise: a very good thing that was only recognised later a dime a dozen: anything that is easy and common to get