There's no economic need for us to cluster together, you know.
Such places have become very popular growth points for industries which cluster together at them.
If it is too cold, they cluster together to generate body heat.
However, it is not clear that these properties all cluster together.
They clustered together, and shot across the water in a bundle.
Everyone clustered together under a tree when it began to rain.
Clustered together, we began walking up the dirt road toward Field.
A few had clustered together as though seeking company in their last moments.
He looked around him and saw houses clustered together less than a mile ahead.
The military and quasi-military free companies cluster together at the east end.