Letter-bomb definition
An explosive mailed in an envelope rigged to cause detonation upon being opened.
noun
A small explosive device, as one used by terrorists, designed to be mailed in an envelope.
noun
An email or word processing document that contains active code intended to cause damage to the recipient's computer such as erasing the storage drive. See macro virus and mail bomb.
Alternative Forms
Alternative Form of letter-bomb -
letterbomb
Other Word Forms
Noun
Singular:
letter-bomb
Plural:
letter-bombs