(American football) a play in which a defensive player is allowed to cross the line of scrimmage and then blocked off as the runner goes through the place the lineman vacated
双语例句
用作名词 (n.)
As long as there have been mice,people have sought a better mousetrap. 只要老鼠还在作孽，人们就会想方设法找个更好的捕鼠器。
用作动词 (v.)
Two armor divisions were mousetrapped and subsequently destroyed. 两个装甲师被引入圈套，继而被消灭。
