bull’s-eye
1. A figure or ornament of concentric bands.
3. The enclosure of such an aperture, a double-arched frame with two or four key voussoirs.
4. A circular aperture in a masonry wall; usually formed by voussoirs or tapered bricks.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
Bull’s-eye
Bill Sykes’s dog. [Br. Lit.: Oliver Twist]
Allusions—Cultural, Literary, Biblical, and Historical: A Thematic Dictionary. Copyright 2008 The Gale Group, Inc. All rights reserved.