Millstone

Pronunciation: /ˈmɪlˌstoʊn/

Millstone (noun)

  1. A heavy round stone used in a mill to crush grain into flour by grinding it against another stone.
  2. Something that feels extremely heavy and difficult to carry, slowing a person down.

Examples

  • The millstone grinds grain into flour.
  • Farmers use a millstone to process grain.