What does it mean to dream about a grindstone?

What does the millstone symbolize in the dream?

A pair of flat round stones (millstones) used to grind grain. One millstone is fixed and the other one rotates horizontally on it. The grains are fed through a hole in the middle of a rotating millstone above and flow into shallow grooves (called grinding tracks) radiating from the center of a fixed millstone below.

So, what does it mean to dream about a grindstone?

Dreaming of a millstone means that you will be accompanied by great troubles. Of course, if you want to avoid troubles, you should pay close attention to all your affairs.

On the other hand, it means that you may be forced to take an unpleasant journey for some reason.