Mill"er (?), n.
1.
One who keeps or attends a flour mill or gristmill.
2.
A milling machine.
3. Zool. (a)
A moth or lepidopterous insect; -- so called because the wings appear as if covered with white dust or powder, like a miller's clothes. Called also moth miller.
(b)
The eagle ray.
(c)
The hen harrier.
[Prov. Eng.]
Miller's thumb. Zool. (a) A small fresh-water fish of the genus Uranidea (formerly Cottus), as the European species (U. gobio), and the American (U. gracilis); -- called also bullhead. (b) A small bird, as the gold-crest, chiff-chaff, and long-tailed tit. [Prov. Eng.]
© Webster 1913.