| Noun | 1. | genus Icterus - type genus of the Icteridae bird genus - a genus of birds family Icteridae, Icteridae - American orioles; American blackbirds; bobolinks; meadowlarks Icterus galbula, northern oriole - a kind of New World oriole Icterus spurius, orchard oriole - the male is chestnut-and-black |