0 a great number (of insects or other small creatures) moving together -- sciame, nugolo
a swarm of ants.
1 a great number or crowd -- frotta, moltitudine
swarms of people.
2 (of bees) to follow a queen bee in a swarm. -- sciamare
3 to move in great numbers -- affollarsi, accalcarsi
The children swarmed out of the school.
4 to be full of moving crowds -- brulicare, pullulare
The Tower of London was swarming with tourists.