If you describe a plan or action as ~, you mean that it is likely to fail or have bad consequences because it has not been thought about carefully enough.
...an ~ plan to close the coal mine.
ADJ
If you describe a plan or action as ~, you mean that it is likely to fail or have bad consequences because it has not been thought about carefully enough.
...an ~ plan to close the coal mine.
ADJ
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012