adjective
[ only before noun ] involving the worst situation that could happen :
In the worst-case scenario more than ten thousand people might be affected.
adjective
[ only before noun ] involving the worst situation that could happen :
In the worst-case scenario more than ten thousand people might be affected.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005