The idiom "bay for blood" means to seek revenge or aggression towards someone who has wronged you. It suggests a thirst for vengeance, like a hound baying for its prey.

Hakuna Matata is a Swahili phrase that means "no worries" or "life is good". It's commonly used as an expression of contentment or the belief that everything will work out in the end.

The idiom "hot air" refers to a situation or conversation that is filled with empty words, exaggerated promises, or unrealistic expectations. It can also describe someone who is full of hot air, meaning they are full of themselves and their own self-importance.

The idiom "under the auspices" means that something is done or organized under the supervision, direction, or protection of an authority figure or organization. It implies that the authority figure or organization takes responsibility for the event or action that occurs.

The idiom "piece of writing" refers to a written work or composition that is considered to be of high quality or excellence. It can also refer to a document or piece of literature that has been carefully crafted and is worthy of attention or consideration.