stuffing box 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 chamber that holds packing tightly around a moving part, as a piston rod, boat propeller shaft, etc., to prevent leakage of fluid along the part
stuffing box definition by American Heritage Dictionary
An enclosure containing packing to prevent leakage around a moving machine part.