any small songbird of the family Nectariniidae, of tropical regions of the Old World, esp Africa, having a long slender curved bill and a bright plumage in the males
sunbird in American English
(ˈsʌnˌbɜrd)
noun
any of a family (Nectariniidae) of small, brightly colored, tropical Old World passerine birds, somewhat resembling the hummingbirds