1) Drumhead 2) Illegal 3) Summary 4) Unauthorised 5) Unauthorized 6) Unconfirmed 7) Unsanctioned 8) Unverified 1) Drumhead 2) Informal 3) Loose 4) Not officially established 5) Not recognized 6) Summary 7) Unauthorised 8) Unauthorized 9) Unsanctioned 10) Wildcat 
Type: Term Pronunciation: ŭn′ŏ-fi′shăl Definitions: 1. Denoting a drug that is not listed in the United States Pharmacopeia or the National Formulary.
[adj] - not officially established 2. [adj] - not having official authority or sanction
adjective not officially established; `the early election returns are unofficial`