flashcube 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 rotating cube with a flashbulb in each of its four sides, used with certain flash cameras
flashcube definition by American Heritage Dictionary
A small cube that contains four flashbulbs and that rotates automatically to the next unused bulb when a picture is taken with the camera to which it is attached.