suicide belt
noun [ C ] uk/ˈsuː.ɪ.saɪd ˌbelt/ us/ˈsuː.ɪ.saɪd ˌbelt/
（指系在腰上带有炸弹的）自杀腰带
a device like a belt worn around the waist with a bomb or bombs attached to it, used to cause an explosion that will kill the person wearing it as well as other people
He had detonated his suicide belt inside a crowded restaurant, killing himself and twenty other people. 他在一家拥挤的餐馆里引爆了自杀腰带，导致自己和另外二十人死亡。