Well, isn't that a lovely phrase! "He out of the cooler" means someone who is calm and collected, like a refreshing breeze on a warm day. It's like a cool drink of water for the soul, reminding us to stay composed and peaceful in any situation. Just imagine a serene lake on a quiet morning, that's the feeling it brings.
This is not an idiom I have ever heard. Perhaps you mean water cooler talk, which means chat that might occur between workers at the water cooler or anywhere else.
RFP is not an idiom. It's an abbreviation.
It's not really an idiom. It means "what are you thinking about."
It is not an idiom, it means your nose is itching.
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.
Nothing. You have left out part of the idiom. Perhaps you mean "your hands are tied," which means that you have no power to do anything in a given situation.
"Penniless" is not an idiom. It means that you don't have a penny to spend. It's used as an exaggeration to mean that you don't have any money.