Idioms
An idiom is defined as - a group of words whose meaning is different from the meanings of the individual words.
Idiom:
dark horse
Meaning:
a political candidate who is little known to the general public
Example:
The woman candidate was a dark horse but she won the election easily.
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