What does the word horde mean?

1. A large group or crowd; a swarm: a horde of mosquitoes.

2.
1. A nomadic Mongol tribe.
2. A nomadic tribe or group.
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Few = 1 - 24
Pack = 25 - 49
Lots = 50 - 99
Horde = 100 - 249
Throng = 250 - 499
Swarm = 500 - 999
Zounds = 1,000 - 2,499
Legion = 2,500 - 4,999
Bulk = 5,000 - 10,000

Giga = 10,000 - "Infinite"