idiom.
A manner of speaking, a mode of expression peculiar to a language, language family, or group of people.
Meaning & usage
A manner of speaking, a mode of expression peculiar to a language, language family, or group of people.
In English, idiom requires the indefinite article in a phrase such as "she's an engineer", whereas in Spanish, idiom forbids it.
Some of the usage prescriptions improved clarity and were kept; others that yielded discordant violations of idiom were eventually revised.
A manner of speaking, a mode of expression peculiar to a language, language family, or group of people. A programming construct or phraseology that is characteristic of the language.
A language or language variety; specifically, a restricted dialect used in a given historical period, context, etc.
In the idiom of the day, they were sutlers, although today they'd probably be called vendors.
An established phrasal expression whose meaning may not be deducible from the literal meanings of its component words.
She often spoke in idioms, pining for salad days and complaining about pots calling the kettle black.
An artistic style (for example, in art, architecture, or music); an instance of such a style.
the idiom of the expressionists
Where this word comes from
From Middle French idiome, and its source, Late Latin idioma, from Ancient Greek ἰδίωμα (idíōma, “a peculiarity, property, a peculiar phraseology, idiom”), from ἰδιοῦσθαι (idioûsthai, “to make one's own, appropriate to oneself”), from ἴδιος (ídios, “one's own, pertaining to oneself, private, personal, peculiar, separate”). By surface analysis, idi- + -om.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.