Covered with frost or with one thing resembling it: as, frosted cake. See frosting.
getting the area roughened or unpolished; in decorated metalwork, ornamented through a roughened surface, whether imprinted or created by acid or because of the application of a punch or die: stated specifically of any product which is white or almost then when therefore treated: since, frosted glass, frosted gold, etc.
In entomology, covered with glistening or white specks, machines, or hairs, giving an appearance like hoar-frost: because, the wings of a moth frosted on tip.
In ornithology, having the plumage hoary or silvery, like covered with frost: because, the frosted poorwill (a number of Phalænoptilus nuttalli present in southwestern components of the usa).