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:
more fun than a barrel of monkeys
Meaning:
very funny, much fun
Example:
My uncle is more fun than a barrel of monkeys and we love to visit him.
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