helicopter bucket
specialised bucket suspended on a cable carried by a helicopter to deliver water for aerial firefighting
en-GB/ˈhɛlɪˌkɒptə ˈbʌkɪt/
en-US/ˈhɛlɪˌkɑptɚ ˈbʌkɪt/
specialised bucket suspended on a cable carried by a helicopter to deliver water for aerial firefighting