Does "churn over" mean discussed again and again?

The key issues, such as borders, security, the status of Jerusalem and the fate of Palestinian refugees, have been churned over to the point of exhaustion over some four decades.

Barbara2013-08-12T07:33:36Z

Favorite Answer

Yes, discussed again and again, and looked at from all angles.

crrllpm2013-08-12T15:08:53Z

Yes, it means going over it again and again.

kittykins2013-08-12T14:30:14Z

Yes exactly