Meanings of big crunch in English

With a big crunch coming, I'll only be in the way back there.

It's a big crunch game.

At the precise moment the Brexit talks reach their first big crunch point, this is not where we want to be.

Some big crunch models have the universe then bouncing back into expansion, and so on indefinitely with, say, a 20-billion-year cycle time.

In theory, at least, I'm now guaranteed either a seat at the Big Crunch, or participation in the heat death of the universe.

"They don't come in here 'less there's a big crunch on merchandise, and then they call me ahead of time."

If the possibility of requited lust in the Big Crunch afterlife sounds good, then for $24.95 you can have the whole eschatological enchilada.