Tread lightly, tiptoe, walk on eggshells
No. It means just what it seems to mean -- that you should be careful what you wish for.
The idiom "listen closely" means to pay careful attention to what is being said or heard, typically to understand or discern something important or subtle. It implies a focused and attentive approach to listening.
It's not an idiom. It means exactly what it looks like.
It means that you were being very careful what you said and did, as though you were trying to walk across eggshells without breaking them.
The idiom "apple shiner" means the teacher's pet.
An idiom that means surrender is to "wave the white flag." A closely related idiom is to "throw in the towel" which means to give up."
Can you literally be inside of a pickle?No, so it's an idiom. It means in trouble.
It's not an idiom. It means exactly what it says. "By all means" or "by any method necessary."
"To be cheeky" IS an idiom. It means to sass or talk back.
It's not really an idiom. It means "what are you thinking about."
It is not an idiom, it means your nose is itching.
It's not an idiom - it means a cup with some tea in it. NOT your cup of tea, however, is an idiom - it means that something is not to your liking or preference.