miller, n.
1 the proprietor or tenant of a corn-mill.
2 a person who works or owns a mill.
miller's thumb a small spiny freshwater fish, Cottus gobio: also called BULLHEAD.
ME mylnere, prob. f. MLG, MDu. molner, mulner, OS mulineri f. LL molinarius f. molina MILL(1), assim. to MILL(1)