The idiom "at daggers drawn" means to be extremely hostile, bitter, or in a state of conflict. It implies that the parties involved are ready to engage in physical violence.

The idiom "pull yourself together" means to get organized or compose oneself, especially when feeling disrupted or upset. It can also mean to gather one's thoughts and make a plan of action.

The idiom "rainbow baby" is used to describe a child born after infertility, miscarriage, or other reproductive struggles. It represents a symbol of hope and happiness after a period of sadness or disappointment.

The idiom "behind closed doors" refers to a situation or conversation that is kept secret or hidden from the public eye, often because it is considered private or confidential. It suggests a clandestine or illicit activity taking place in a room where others are not present.

The idiom "as easy as pie" is used to describe a task or situation that is very simple, effortless, and requires little or no difficulty. It's commonly understood as an exaggeration, but it's not meant to be taken literally.