An ashtray containing cigarette butts.
ashtray 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 container for smokers' tobacco ashes and cigarette butts, etc.
also ash tray
ashtray definition by American Heritage Dictionary
A receptacle for tobacco ashes and cigarette and cigar butts.