基本解释n.美国南部夜间骑马为非作歹的人；三K党员同根派生 nightrider相关词英英字典柯林斯英英字典 a member of a band of mounted and usually masked White people in the southern US who carried out acts of revenge and intimidation at night after the Civil War nightrider剑桥字典nightrider柯林斯字典