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:
a miscarriage of justice
Meaning:
a wrong or mistaken decision (in a court of law)
Example:
Everybody thought that the light sentence that the murderer received was a miscarriage of justice.
List of common idioms, their meanings and examples of their usage in sentences
An idiom is defined as - a group of words in a fixed order that has a particular meaning that is different from the meanings of each word on its own.