Idioms
An idiom is defined as - a group of words whose meaning is different from the meanings of the individual words.
Idiom:
lead/live the life of Riley
Meaning:
to live an easy life of luxury, to live a pleasant life
Example:
My father has been leading the life of Riley since he retired from his job.
List of common idioms, their meanings and examples of their usage in sentences
An idiom is a widely used saying or expression containing a figurative meaning that differs from the phrase's literal meaning.