horde
Pronunciation: (hôrd, hōrd), [key] — n., v., hord•ed, hord•ing.
—n. - a large group, multitude, number, etc.; a mass or crowd: a horde of tourists.
- a tribe or troop of Asian nomads.
- any nomadic group.
- a moving pack or swarm of animals: A horde of mosquitoes invaded the camp.
—v.i. - to gather in a horde: The prisoners horded together in the compound.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.