Tiff looked back to make sure the other vehicles followed in regular formation.
Many people sat hunched over benches laid out in a regular formation.
He'd never heard of hill tribes standing in regular formation to wait for an attack.
The triad was an impossible formation, too regular for nature to produce.
Faculty, non-teaching staff, and service operators have their regular spiritual formation.
His men moved forward in regular formation and were momentarily checked by the militia musket fire but continued to advance.
One does not have such regular formations on any unpopulated surface.
We had been keeping to a regular formation.
Presently the leading wagon stopped and the others drew up about it, but in no regular formation.
Lay "Affiliates" take part in Communal activities and regular formation.