NO YOU DON'T


Meaning of NO YOU DON'T in English

( informal ) used to show that you intend to stop sb from doing sth that they were going to do :

Sharon went to get into the taxi. 'Oh no you don't,' said Steve.

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