Idioms are expressions that have a figurative meaning that is different from the literal meaning of the words. For example, the English idiom "kick the bucket" means to die, even though it doesn't literally refer to kicking a bucket.
Here are some other terms related to language and phrases:
* Slang: Informal language used by a particular group of people.
* Colloquialism: Informal language used in everyday speech.
* Proverbs: Short, well-known sayings that express a common truth or belief.
* Clichés: Overused expressions that have lost their original meaning.
Let me know if you have any other language questions!