unofficial

1. Not having official authority or sanction (synset 301637634)
   "a sort of unofficial mayor"; "an unofficial estimate"; "he participated in an unofficial capacity"
   also: unauthorised, unauthorized - not endowed with authority
   similar to:

   • drumhead, summary - performed speedily and without formality
   • informal, loose - not officially recognized or controlled
   • unauthorised, unauthorized, wildcat - without official authorization
   • unsanctioned - without explicit official permission
2. Not officially established (synset 301639061)
   "the early election returns are unofficial"
   similar to: unconfirmed - not finally established or settled

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