Letter bomb

noun, verb

noun, verb ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An explosive device sent through the post, triggered to explode when the letter or packet is opened.
  2. 2
    a thin explosive device inside an envelope or package and detonated when opened wordnet
  3. 3
    A virus contained within an email or similar file.
Verb
  1. 1
    To send a letter bomb (of either sense). transitive
  2. 2
    send an explosive to wordnet