If you describe something as ~, you mean that its exact nature or extent is not as clear as it should be or could be.
...staff with ~ responsiblities.
ADJ
If you describe something as ~, you mean that its exact nature or extent is not as clear as it should be or could be.
...staff with ~ responsiblities.
ADJ
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012