The end zone of a football field.
end zone 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.
Football the rectangular area between the goal line and the end line at each end of the playing field
end zone definition by American Heritage Dictionary
The area at either end of the playing field between the goal line and the end line.