used to tell sb that if they have not had a particular experience their life is not complete :
You've never been to New York? You haven't lived!
used to tell sb that if they have not had a particular experience their life is not complete :
You've never been to New York? You haven't lived!
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005