The idiom "the devil is in the detail" means that when trying to solve a problem or achieve something, it's important to pay close attention to all the small details.

The idiom "armed to the teeth" means to be extremely well prepared, equipped, or ready for something. It can also mean to have a lot of knowledge or experience about a particular topic.

The idiom "dog's life" is used to describe a situation or experience that is extremely unpleasant, difficult, or tiring. It can also be used to refer to someone who has an easy or carefree lifestyle compared to others.

The idiomatic expression "Bob's your uncle" is used to express a situation that has been easily accomplished or explained, often after a period of confusion or difficulty.

The idiom "chill to the marrow" means to feel extremely cold, or to be very frightened or scared. It is a figurative expression that implies a deep sense of fear or dread that goes beyond just the surface level.