definition idiom and example
Learner's definition of IDIOM. 1. [count] : an expression that cannot be understood from the meanings of its separate words but that has a separate meaning of its own. The expression âgive way,â meaning âretreat,â is an idiom. [+] more examples [-] hide examples [+] Example sentences [-] Hide examples. 2. [count, noncount] : a form of a language that is spoken in a particular area and that uses some of its own words, grammar, and pronunciations: dialect. 3.