Simple Definition of informal
: having a friendly and relaxed quality
: suited for ordinary use when you are relaxing
of language : relaxed in tone : not suited for serious or official speech and writing
Examples of informal
We had an informal meeting over lunch.
He has an informal manner that puts people at ease.
He spoke to them in informal Spanish.
The term is common in informal contexts.
He took an informal poll among his coworkers.
First Known Use of informal
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