on the way out

prepositional phrase4

1. •
   In the process of leaving.

   • Quick! She's already on the way out!
2. •
   As someone is leaving.

   • He shook my hand on the way out.
3. •
   (informal) Going out of fashion.

   • This trend is on its way out.
4. •
   (informal, euphemistic) Dying.