Definitions
1.nounA large number of birds, especially those gathered together for the purpose of migration.
2.nounA large number of animals, especially sheep or goats kept together.
3.nounThose served by a particular pastor or shepherd.
4.nounA large number of people.
5.nounA religious congregation.
6.verbTo congregate in or head towards a place in large numbers."People flocked to the cinema to see the new film."
7.verbTo flock to; to crowd.
8.verbTo treat a pool with chemicals to remove suspended particles.