[Lewis Carroll, via the Michigan Terminal System]
1. A system failure. When a user's process bombed, the operator
would get the message "Help, Help, Snark in MTS!" 2. More
generally, any kind of unexplained or threatening event on a
computer (especially if it might be a boojum). Often used to refer
to an event or a log file entry that might indicate an attempted
security violation. See snivitz. 3. UUCP name of
snark.thyrsus.com, home site of the Jargon File versions from
2.*.* on (i.e., this lexicon).