Home › Words › R › rockfinchrockfinchrockfinch · noun — A pale rockfinch, a bird of species Carpospiza brachydactyla, the sole species in genus Carpospiza, native to Asia.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom rock + finch.nounA pale rockfinch, a bird of species Carpospiza brachydactyla, the sole species in genus Carpospiza, native to Asia.Definitions & examples from Wiktionary (CC BY-SA 3.0).