The idiom "on the blink" is commonly used to refer to something that is about to happen or is in the process of occurring. It can be used to describe a situation, an event, or even a person's behavior.

The idiom "down to earth" is used to describe someone who is practical, straightforward, and grounded in reality. It suggests that the person is not pretentious or flashy, but rather down-to-earth and focused on what's important.

The idiom "blind as a bat" is used to describe someone who is completely unaware or ignorant about something. The phrase comes from the fact that bats are known for their ability to navigate through darkness, relying on echolocation to find food and avoid obstacles.

The idiom "forty winks" is used to describe a short period of time, often less than 5 minutes. It is believed to have originated from the idea that if you fall asleep within forty winks (the blinks it takes to close your eyes), you'll dream about chickens.

The idiom "forbidden fruit is always the sweetest" means that something which is considered to be illegal or prohibited by authority is often more appealing and desirable than something that is freely available.