see the last of
see the last of someone or something
to have experienced the last visit, episode, adventure, etc., with someone or something. I hope I have seen the last of Robert Ellis! We have seen the last of grandma's homemade strawberry jam.
see the last of
End one's dealings with someone or something, as in I hope I've seen the last of those boring ice shows, or We haven't seen the last of Jerry-he'll be back. [Early 1800s]