Dictionary entry

Roarer

Webster's Dictionary 1913

Roar″er (?), n. 1. One who, or that which, roars. Specifically: (a) A riotous fellow; a roaring boy.

A lady to turn roarer, and break glasses. Massinger.

(b) (Far.) A horse subject to roaring. See Roaring, 2.

2. (Zoöl.) The barn owl.