The idiom "hard cheese" is used to express disbelief or shock when someone says something that you find unacceptable or offensive. It can also be used to express disappointment or frustration when someone does not fulfill your expectations.

The idiom "basket case" is a derogatory term used to describe someone who is extremely weak or helpless. It can also refer to someone who is incompetent, lazy, or unmotivated.

The idiom "grit one’s teeth" means to face a difficult situation or person with determination and courage, despite feeling uncomfortable or angry.

The idiom "big brother" refers to a person or organization that is watching over and monitoring others, usually in a way that is seen as oppressive or invasive. It can also refer to someone who takes on a protective role towards others.

The idiom "high five" is a gesture or expression used to acknowledge success, congratulate someone, or express enthusiasm. It involves putting one's hand palm-up and slapping it against another person's hand, usually in a friendly manner.