bumblebee Syllabification: (bum·ble·bee)Pronunciation: /ˈbəmbəlˌbē/Translate bumblebee | into French | into Spanish Definition of bumblebee noun a large hairy bee with a loud hum, living in small colonies in holes underground. Genus Bombus, family Apidae: many species bumblebee in other Oxford dictionaries Definition of bumblebee in the British & World English dictionary