One entry found for idiom.

Main Entry: id·i·om
Pronunciation: id--m
Function: noun
1 : the choice of words and the way they are combined that is characteristic of a language
2 : an expression that cannot be understood from the meanings of its separate words but must be learned as a whole <the expression "give way," meaning "retreat," is an idiom>
- id·i·om·at·ic /id---mat-ik/ adjective
- id·i·om·at·i·cal·ly /-i-k(-)l/ adverb