Idioms
An idiom is a group of words, or in other words, a phrase that has a meaning other than its literal meaning of the words in it.
Idiom:
hang in (there)
Meaning:
to persevere, to not give up
Example:
"You should hang in there and not quit your job even if you hate the supervisor."
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