Dictionary.net

• a lane on a basketball court extending from the end line to 15 feet in front of the backboard; players may not enter this lane during a free throw

2006 - WordNet 3.0
By Princeton University

• a lane on a basketball court extending from the end line to 15 feet in front of the backboard; players may not enter this lane during a free throw

2011 - English Dictionary Database
By DataStellar Co., Ltd