BE (DEAD) SET AGAINST STH / AGAINST DOING STH


Meaning of BE (DEAD) SET AGAINST STH / AGAINST DOING STH in English

to be strongly opposed to sth :

Why are you so dead set against the idea?

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.