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From our dictionary:
Pronunciation: (hÃ´rd, hOrd), [key]
ân., v., hordâ¢ed, hordâ¢ing.
1. a large group, multitude, number, etc.; a mass or crowd: a horde of tourists.
2. a tribe or troop of Asian nomads.
3. any nomadic group.
4. a moving pack or swarm of animals: A horde of mosquitoes invaded the camp.
to gather in a horde: The prisoners horded together in the compound.