A group of words which have a different meaning when used together from the one they would have if you took the meaning of each word separately.
Idiom:
nothing of the kind
Meaning:
to be nothing like that
Example:
My boss thought that I was complaining but I told him that my comments were nothing of the kind.
List of common idioms, their meanings and examples of their usage in sentences
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.