Meaning of UNCLASSIFIED in English
/ ʌnˈklæsɪfaɪd; NAmE / adjective
( of documents, information, etc. ) not officially secret; available to everyone
( technical ) that has not been classified as being the member of a particular group :
( BrE )
A high proportion of candidates get low or unclassified grades (= their work is not good enough to receive a grade) .
( BrE ) ( of a road ) not large or important enough to be given a number
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005