adjective

informal

informal, casual, relaxed, unofficial

We had an informal meeting over coffee.

We had an informal meeting over coffee.

His language was too informal for a report.

His language was too informal for a report.

((adjective)) + ((noun)) It was an informal chat.

Synonyms: casual, relaxed, unofficial; Antonyms: formal, official, conventional

From the prefix 'in-' (not) + 'formal'. Literally means 'not formal'.

Think of 'in-formal' as 'not formal'. Imagine wearing jeans to a black-tie event – that's an informal choice.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.