letter bomb

英 美
  • 书信炸弹(指装在信封内的爆炸物)
  • bomb n.炸弹vt.轰炸;投弹于vi.投弹;失败
  • letter n.信;字母v.写下;印刷n.租赁人
Noun:
  1. a thin explosive device inside an envelope or package and detonated when opened

Verb:
  1. send an explosive to;

    "The Unabomber letter bombed a number of individuals and institutions"

【邻近词汇】