(something) is over

If something is over then it's finished/ it's the end.

1. Our vacation is over and now we have to return to our normal routines.

2. Christmas is over and soon we need to take down the Christmas tree.

3. In John Lennon's song, "So this is Christmas", some of the lyrics say, "The war is over...".

4. "The show is not over until the fat lady sings".