(one) hasn't lived (until)

Has not experienced something particularly enjoyable or exciting (that the speaker is currently talking about). If you've never had caviar, then you haven't lived! You haven't lived until you've been to Paris—it's heaven. Oh, it's such an adrenaline rush! You haven't lived until you've been skydiving, trust me.

you haven’t ˈlived

used to tell somebody 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!