The word "unofficial" in English means: Not formally approved or authorized., Not done or said publicly or formally..
The phonetic transcription of "unofficial" is /ˌʌn.əˈfɪʃ.əl/ in British English and /ˌʌn.əˈfɪʃ.əl/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "unofficial": informal, unconfirmed, unauthorized.
Example usage of "unofficial": "This is an unofficial copy of the document.". More examples on the page.