The idiom "hit the sack" means to go to bed, rest, or sleep. It can also mean to leave or end something quickly or abruptly, such as a job or relationship.

The idiom "topsy-turvy" refers to a state of confusion, disorder, or chaos. It can also mean that something is upside down or disrupted. In its figurative sense, the phrase is used to describe a situation where everything seems to be out of place or completely unpredictable.

The idiom "puppy love" refers to a strong feeling of affection or attachment between two people, often characterized by intense passion and infatuation. It is commonly used to describe a romantic relationship that is new or developing, and may be subject to changes in feelings over time.

The idiom "in the good books" means to be considered in a favorable or positive light by someone, usually an authority figure or a person of power. It can also refer to being well-liked or respected by one's peers or colleagues.

The idiom "think outside the box" means to approach a problem or situation in an unconventional or innovative way. It suggests stepping out of one's comfort zone and considering new ideas or perspectives that may not have been previously considered.