1. A group of people who work together voluntarily without compensation for a cause, organization, or event
The volunteer team worked tirelessly to clean up the beach.
A equipe de voluntários trabalhou incansavelmente para limpar a praia.
2. An organized group assembled for a specific charitable, community, or emergency response purpose
The volunteer team responded quickly to help victims of the flood.
A equipe de voluntários respondeu rapidamente para ajudar as vítimas da inundação.