The gossip mills were working overtime with rumors about the celebrity couple.

The crowd milled about, waiting for the concert to start.

The crowd mills about in the park.

Ant mills are fascinating to observe.

There are many diploma mills operating in the country.

There are many smock mills in the countryside.

There are several edge mills in the town.

The Chilean mills are known for their efficient production.

Tide mills were once commonly used along the coast for grinding grain.

There are many oil mills in this region.