Bucket brigade is a term used to describe a group of people passing buckets or containers of water or other materials from one person to another in order to accomplish a task, usually involving firefighting or cleaning. Synonyms for bucket brigade include chain of personnel, human conveyor belt, hand-to-hand transfer, relay team, cooperative effort, and group collaboration. These terms describe the same concept of people working together to achieve a common goal through a coordinated effort of passing objects from one person to another. Whether it's fighting a fire or cleaning up after a disaster, a bucket brigade is an effective way to distribute resources and accomplish a task in a time-sensitive environment.