His injury 'brought down the curtain' on his remarkable career. = His injury 'brought the curtain down' on his remarkable career. [=his injury ended his career]
If they don't win today's game, it'll 'be/mean/spell curtains for' their hopes of winning the championship. [=their hopes will be ended]
The audience applauded enthusiastically after the 'final curtain'. [=after the curtain was lowered at the end of the performance]
(..) This was the greatest thing that ever happened to me. Yes! I was going to incorporate that. Here's Monica. She'll have something nice to say. I straightened out your shower curtain so you won't get mildew. What? To me, that's nice. It'll be okay. You know that. No, I don't. It's like you work (..)1996 TvShow: Friends Title: The One Where Dr. Ramoray Dies Season: 2 Episode 18