End Of The Line Meaning
(idiomatic) Final cessation or discontinuance of a process, institution, or person, especially one which has existed for a considerable period of time; death.
Example: The termination point of a railway or similar transportation system.
1898, Gertrude Franklin Horn Atherton, The Californians, ch. 26:
Sometimes she took the cable car to the end of the line, then walked to the Presidio.
2008, AP/Matthew Rosenberg, "Nepal Prepares for End of Monarchy," Time, 5 Apr.:
Gyanendra's 269-year-old Shah dynasty has reached the end of the line.