1. 
[syn: logic bomb, slag code]
WordNet (r) 3.0 (2006):
logic bomb
    n 1: a set of instructions inserted into a program that are
         designed to execute (or `explode') if a particular
         condition is satisfied; when exploded it may delete or
         corrupt data, or print a spurious message, or have other
         harmful effects; "a disgruntled employee planted a logic
         bomb" [syn: logic bomb, slag code]
The Jargon File (version 4.4.7, 29 Dec 2003):
logic bomb
 n.
    Code surreptitiously inserted into an application or OS that causes it to
    perform some destructive or security-compromising activity whenever
    specified conditions are met. Compare back door.
The Free On-line Dictionary of Computing (30 December 2018):
logic bomb
    Code surreptitiously inserted into an
   application or operating system that causes it to perform
   some destructive or security-compromising activity whenever
   specified conditions are met.
   Compare back door.
   [Jargon File]
   (1996-07-02)