An example of a Boston rocker.
Boston rocker definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a type of 19th-cent. American rocking chair, having a curved wooden seat and a high back formed of spindles held in place by a broad headpiece
Boston rocker definition by American Heritage Dictionary
A rocking chair having a high back with spindles, a decorative panel at the top, and a seat and arms that curve downward in front.