An expression in the usage of a language that is peculiar to itself either in having a meaning that cannot be derived from the conjoined meanings of its elements or in its grammatically atypical use of words.
Idiom:
musical chairs
Meaning:
the transfer of people in an organization into different jobs (especially each other`s jobs)
Example:
They are playing musical chairs at our company as people move from one position to another position.
List of common idioms, their meanings and examples of their usage in sentences
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.