Meaning

• A large number of insects, especially when in motion or (for bees) migrating to a new colony.

• A mass of people, animals or things in motion or turmoil.

  "a swarm of meteorites"

• A group of nodes sharing the same torrent in a BitTorrent network.

Meaning

• To move as a swarm.

• To teem, or be overrun with insects, people, etc.

• To fill a place as a swarm.

• To overwhelm as by an opposing army.

• To climb by gripping with arms and legs alternately.

• To breed multitudes.