Related:

• fred n. 1. The personal name most frequently used as a metasyntactic variable (see foo).
  Allegedly popular because it's easy for a non-touch-typist to type on a standard QWERTY keyboard....
• metasyntactic variable n. A name used in examples and understood to stand for whatever thing is under discussion, or any random member of a class of things under discussion.
  The word foo is the canonical example. To avoid confusion, hackers never (well, hardly ever) use `foo' or other words like it as permanent names for anything....
• J. Random Hacker: [MIT] /J rand'm hak'r/ n. A mythical figure like the Unknown Soldie
  he archetypal hacker nerd. See {random}, {Suzie COBOL}....
• Fred Foobar n. J. Random Hacker's cousin. Any typical human being, more or less synomous with `someone' except that Fred Foobar can be backreferenced by name later on.
  So Fred Foobar will enter his phone number into the database, and it'll be archived with the others....
• J. Random: /J rand'm/ n. [generalized from {J. Random Hacker}] Arbitrary
  ordinary; any one; any old. `J. Random' is often prefixed to a noun to make a name out of it....
• bit-paired keyboard n.,obs. (alt. `bit-shift keyboard') A non-standard keyboard layout that seems to have originated with the Teletype ASR-33 and remained common for several years on early computer equipment.
  The ASR-33 was a mechanical device (see EOU), so the only way to generate the character codes from keystrokes was by some physical linkage....
• J. Random Hacker /J rand'm hak'r/ n. [very common] A mythical figure like the Unknown Soldie
  he archetypal hacker nerd. This term is one of the oldest in the jargon, apparently going back to MIT in the 1960s....
• Mbogo, Dr. Fred: /*m-boh'goh, dok'tr fred/ [Stanford] n.
  The archetypal man you don't want to see about a problem, esp....
• foo /foo/ 1. interj. Term of disgust. 2. [very common] Used very generally as a sample name for absolutely anything, esp.
  programs and files (esp. scratch files). 3. First on the standard list of metasyntactic variables used in syntax examples....