unofficial
/ˌʌnəˈfɪʃəl/
adjective
- Not formally recognized or approved by an authority or organization.
- She was the unofficial leader of the group, even though she had no title.
- The club held an unofficial meeting to discuss the new rules.
- According to unofficial reports, the company will announce layoffs next week.
- Not done or made in an official way; informal.
- The artist released an unofficial version of the song online.
- They made an unofficial visit to the school before applying.
- It was an unofficial agreement, so neither side felt bound by it.
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