Mill'er, n.

n. [From Eng. mill; O. Eng. milner.]

1. One whose occupation is to attend a grist-mill.
2. (Entom.) A moth or winged insect; — so called because the wings appear as if covered with white dust or powder, like a miller's clothes.
3. (Ichth.) A fish of the genus Myliobatis; the eagle-ray. See EAGLE-RAY.