(linguistics) Characteristic of familiar conversation, of common parlance; informal. / Of or pertaining to a conversation; conversational or chatty.

A colloquial word or phrase, colloquialism

A colloquial word or phrase; a common spoken expression. / Colloquial style of speaking.

In a colloquial manner.

plural of colloquialism

The state or quality of being colloquial.

Third-person singular simple present indicative form of colloquialize

simple past tense and past participle of colloquialize

converting into a colloquial or informal register.

present participle of colloquialize