Idioms
An idiom is a group of words, or in other words, a phrase that has a meaning different from the literal meaning of the words in it.
Idiom:
extenuating circumstances
Meaning:
the special circumstances that cause something to happen
Example:
We were able to avoid paying the parking ticket because of extenuating circumstances.
List of common idioms, their meanings and examples of their usage in sentences
The language peculiar to a people or to a district, community, or class