[common] A beast that randomly chooses one of a selection of
signatures for appending to mail and news messages. The creature is most
often mentioned directly when it has been in particularly good form and
selected a signature appropriate to the topic being discussed; the
construction P.S.: good sigmonster, have a cookie
is not
uncommon. While the are sigmonster programs floating around on the net,
most hackers who keep one use a silly little Perl or Python script that
they threw together in the middle of the night under the influence of far
too much caffeine.