Here are some key characteristics of idioms:
* Figurative meaning: The meaning is not literal but metaphorical or symbolic.
* Non-literal interpretation: You can't understand the idiom by just understanding the words in the phrase.
* Cultural specific: Idioms are often culturally specific and may not translate directly into other languages.
* Fixed expression: Idioms are typically set phrases with a specific order of words.
Examples of idioms:
* "Kick the bucket" - means to die
* "Spill the beans" - means to reveal a secret
* "Hit the road" - means to leave
* "Break a leg" - means good luck
* "Once in a blue moon" - means rarely
Idioms are a common part of everyday language and can add color and expressiveness to our speech and writing. However, they can also be challenging for language learners, as their meaning is often not obvious.