be poles apart

To be very different in behavior or views; to be in opposition. Unfortunately, the two sides are still poles apart in their negotiations. My sister and I are very close now, but we were poles apart growing up and fought all the time. Good luck getting those two to talk to each other—they've always been poles apart.

be poles apart

differ greatly in nature or opinion.

be ˈpoles/ˈworlds apart

be widely separated; have no interests that you share: Politically, the two leaders are poles apart. ♢ What you learn in the classroom and what happens on the job are often worlds apart.