I DON'T THINK SO


Meaning of I DON'T THINK SO in English

( informal ) used to say very strongly that you do not agree with sth, or that sth is not possible :

Me? Fail? I don't think so.

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