Related:

• bounce message n. [common] Notification message returned to sender by a site unable to relay email to the intended Internet address recipient or the next link in a bang path (see bounce
  ense 1). Reasons might include a nonexistent or misspelled username or a down relay site....
• orcerer's apprentice mode: [from Friedrich Schiller's "Der Zauberlehrling" via the film "Fantasia"] n.
  A bug in a protocol where, under some circumstances, the receipt of a message causes multiple messages to be sent, each of which, when received, triggers the same bug....
• oftware laser: n. An optical laser works by bouncing photons back and forth between two mirrors, one totally reflective and one partially reflective.
  If the lasing material (usually a crystal) has the right properties, photons scattering off the atoms in the crystal will excite cascades of more photons, all in lockstep....
• barfmail: n. Multiple {bounce message}s accumulating to the level of serious annoyance, or worse.
  The sort of thing that happens when an inter-network mail gateway goes down or wonky....
• bounce v. 1. [common; perhaps by analogy to a bouncing check] An electronic mail message that is undeliverable and returns an error notification to the sender is said to `bounce'.
  See also bounce message. 2. [Stanford] To play volleyball....
• bounce: v. 1. [perhaps by analogy to a bouncing check] An electronic mail message that is undeliverable and returns an error notification to the sender is said to `bounce'.
  See also {bounce message}. 2. [Stanford] To play volleyball....
• black hole: n. What a piece of email or netnews has fallen into if it disappears mysteriously between its origin and destination sites (that is, without returning a {bounce message}).
  I think there's a black hole at foovax!" conveys suspicion that site foovax has been dropping a lot of stuff on the floor lately (see {drop on the floor})....
• orcerer's apprentice mode n. [from Goethe's "Der Zauberlehrling" via Paul Dukas's "L'apprenti sorcier" the film "Fantasia"] A bug in a protocol where
  under some circumstances, the receipt of a message causes multiple messages to be sent, each of which, when received, triggers the same bug....
• astygram: /nas'tee-gram/ n. 1. A protocol packet or item of email (the latter is also called a {letterbomb}) that takes advantage of misfeatures or security holes on the target system to do untoward things.
  2. Disapproving mail, esp. from a {net.god}, pursuant to a violation of {netiquette} or a complaint about failure to correct some mail- or news-transmission problem....