steeplebush 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 shrub (Spiraea tomentosa) of the rose family, with clusters of pink, purple, or sometimes white flowers and hairy leaves, native to the E U.S.
Origin: from the steeplelike shape of the flower clusters
steeplebush definition by American Heritage Dictionary