final curtain

English edit

final curtain (plural final curtains)

(theater) The last time the curtain is lowered, after a performance and any curtain calls.
Antonym: curtain-raiser
(figuratively) The end to something that has lasted for a long time.
We're coming down to the final curtain of this whole palaver.
- 2020 May 20, John Crosse, “Soon to be gone... but never forgotten”, in Rail, page 60:
  Love them or loathe them, Pacers have been part of the railway scene for over 40 years.
  Their demise has been promised for a while, but in 2020 the final curtain will be drawn for network operation of these units - although no doubt some will continue to be 'enjoyed' on heritage lines for many years to come.

(theatre) the last time the curtain is lowered