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unofficial

1 ENTRIES FOUND:
unofficial /ˌʌnəˈfɪʃəl/ adjective
unofficial
/ˌʌnəˈfɪʃəl/
adjective
Britannica Dictionary definition of UNOFFICIAL
: not official: such as
: not formally chosen by an official decision or vote
: not done or made in a formal way by someone in a position of authority
: not having the authority to make a statement, decision, etc.
: not done in a public and formal way as part of someone's job

— unofficially

adverb