Noun | 1. | ![]() bird genus - a genus of birds family Fringillidae, Fringillidae - finches: goldfinches; bullfinches; chaffinches; siskins; canaries; cardinals; grosbeaks; crossbills; linnets; buntings chipping sparrow, Spizella passerina - small North American finch common in urban areas field sparrow, Spizella pusilla - common North American finch of brushy pasturelands Spizella arborea, tree sparrow - finch common in winter in the northern U.S. |