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:
out of thin air
Meaning:
out of nothing, from nowhere
Example:
The deer jumped out of thin air and onto the road.
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