Ever After Meaning

(idiomatic) forever, for eternity

Example: 1992, Basic Instinct, written by Joe Eszterhas, Catherine and Nick played by (respectively) Sharon Stone and Michael Douglas
  Catherine: What do we do now, Nick?
  Nick: Fuck like minks, raise rug rats, live happily ever after.
  Catherine: I hate rug rats.
  Nick: Fuck like minks, forget the rug rats, and live happily ever after.
1847, Emily Brontë, Wuthering Heights
  I've dreamt in my life dreams that have stayed with me ever after, and changed my ideas; they've gone through and through me, like wine through water, and altered the colour of my mind..