The phrase "in the black" means that your accounts are solid and making money. If you are "out of the black," it means that you are no longer financially solid - however, the phrase most often used as the opposite of "in the black" is not "out of the black" but "in the red."
It means to be very angry.
This is not an idiom. It is comparing one thing to another, so it is a simile. Remember: "AS ___ AS___" means A Simile! It is just saying that something is very black.
She sees every situation in black and white although she knows it is wrong.
It's not an idiom. It means exactly what it looks like.
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.