Emily Dickinson Lexicon

ROLL'ER, n.

1. That which rolls; that which turns on its own axis; particularly, a cylinder of wood, stone or metal, used in husbandry and the arts. Rollers are of various kinds and used for various purposes.
2. A bandage; a fillet; properly, a long and broad bandage used in surgery.
3. A bird of the magpie kind, about the size of a jay. – Dict. Nat. Hist. A bird of the genus Coracias, found in Europe; called also the German Parrot. – Ed. Encyc.