Kick To The Curb Meaning

(idiomatic, informal) to dismiss or reject in a humiliating manner.

Example: 2009, Kesha, Tik Tok
  And now the boys are lining up 'cause they hear we got swagger
  But we kick 'em to the curb unless they look like Mick Jagger.
2014 October 20, “Tim Cook Can't Succeed Running Steve Jobs's Company”, Newsweek:
  If Cook is to take Apple to crazy new heights, history says he needs to kick Jobs to the curb.