An abrupt increase in the size of a movement or organization.
An abrupt increase of an animal population.
The action of irrupting or breaking into; a violent entry or invasion; an inbreaking; an intrusion.
The forcible gathering together of any particular group of people.
An upward curvature or convexity, as in the deck of a vessel.
The similar police activity of gathering together suspects.
An activity in which cattle are herded together in order to be inspected, counted, branded or shipped.
The summary to a news bulletin.
The finishing of an arrangement.