any of a genus (Junco, family Emberizidae) of passerine birds of North America with a gray or black head and white outer tail feathers
Origin of juncoModern Latin from Spanish junco, a rush from Classical Latin juncus: see jonquil
nounpl. jun·cos, or jun·coes
Any of various sparrows of the genus Junco of North and Central America, having predominantly gray plumage, a gray or black head, and white outer tail feathers.
Origin of juncoUltimately ( either via Early Modern English junco the reed bunting (Emberiza schoeniclus, which inhabits marshes and reedbeds) ) ( or obsolete Spanish junco ave a bird of the West Indies with a very long and narrow tail ) from Spanish junco rush (plant of the genus Juncus) from Old Spanish from Latin iuncus ; see jonquil.
(plural juncos or juncoes)