ring the curtain up

ring the curtain up (on something)

1. To begin or commence (something). It's time to ring the curtain up on this new project, everyone, so let's not waste any time! After a few delays, the construction crew was finally ready to ring the curtain up.
2. To make (something) publicly known; to reveal or disclose the truth (about something). In an attempt to head off a public relations disaster regarding his acceptance of donations, the governor decided to ring the curtain up at a press conference.
See also: curtain, ring, up
Farlex Dictionary of Idioms.

ring the curtain up

 
1. Fig. to raise the curtain in a theater. (Alludes to sending the signal to raise the curtain.) The stagehand rang the curtain up precisely on time. Let's ring up the curtain. It's time to start the show.
2. Fig. to start a series of activities or events. I am set to ring up the curtain on a new lifestyle. It's a little late to ring up the curtain for anew career.
See also: curtain, ring, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • against time
  • (it's) time to run
  • (it's) time to push along
  • about time
  • (it's) (a)bout time
  • (it's) time to hit the road
  • any time means no time
  • against the clock
  • any time
  • anytime