NASCAR
noun uk/ˈnæs.kɑːr/ us/ˈnæs.kɑːr/
（美国）全国运动汽车竞赛协会（National Association for Stock Car Auto Racing的缩写）
abbreviation for National Association for Stock Car Auto Racing: the organization that controls the sport of stock car racing (= in which ordinary cars are made stronger and faster for races) in the US