"Chew the fat" is an idiomatic expression that means to talk or chat informally, typically about non-work-related matters. It can also refer to indulging in leisure activities or simply enjoying oneself.

The idiom "sick as a dog" means to be extremely tired or exhausted, often after a long journey or physical activity. It can also mean being worn out mentally, such as from work or stress.

The idiom "all in all" is used to describe the overall situation or outcome of something, taking into account all the various factors involved. It can be used to express satisfaction, dissatisfaction, or resignation, depending on the context.

The idiom "up and about" means to be active or lively, to move around a lot, or to be out and about or engaged in various activities. It can also mean to be busy with work or to be energetic and spirited.

The idiom "as mad as a hatter" is used to describe someone who is extremely angry, furious, or insane. It means that the person has lost their mind and is behaving in an irrational way. The figurative meaning of the idiom is often used to exaggerate how angry or mad someone is.