1. using, containing, or expressed in a way that is natural and typical of a language or group of speakers
2. relating to or characteristic of an idiom or idioms

Examples

• The phrase 'raining cats and dogs' is idiomatic and cannot be understood by translating each word literally.
• Native speakers use idiomatic expressions that learners often find confusing.
• Her writing became more idiomatic after living in the country for several years.
• The translation preserves the idiomatic flavor of the original text.
• Idiomatic speech patterns vary significantly between regions.
• Learning idiomatic language is essential for fluency in any language.