Related:

• TM) // [Usenet] ASCII rendition of the trademark-superscript symbol appended to phrases that the author feels should be recorded for posterity, perhaps in future editions of this lexicon.
  Sometimes used ironically as a form of protest against the recent spate of software and algorithm patents and `look and feel' lawsuits....
• UN*X n. Used to refer to the Unix operating system (a trademark of AT&
  T) in writing, but avoiding the need for the ugly (TM) typography....
• UN*X: n. Used to refer to the UNIX operating system (a trademark of AT&T) in writing, but avoiding the need for the ugly {(TM)} typography.
  Also used to refer to any or all varieties of Unixoid operating systems....
• disclaimer n. [Usenet] Statement ritually appended to many Usenet postings (sometimes automatically
  by the posting software) reiterating the fact (which should be obvious, but is easily forgotten) that the article reflects its author's opinions and not necessarily those of the organization running the machine through which the article entered the network....
• disclaimer: n. [USENET] n. Statement ritually appended to many USENET postings (sometimes automatically
  by the posting software) reiterating the fact (which should be obvious, but is easily forgotten) that the article reflects its author's opinions and not necessarily those of the organization running the machine through which the article entered the network....
• plan file n. [Unix] On systems that support finger, the `.
  plan' file in a user's home directory is displayed when the user is fingered....
• plat n. 1. Name used in many places (DEC, IBM, and others) for the asterisk (*) character (ASCII 0101010).
  This may derive from the `squashed-bug' appearance of the asterisk on many early line printers....
• econd-system effect: n. (sometimes, more euphoniously
  `second-system syndrome') When one is designing the successor to a relatively small, elegant, and successful system, there is a tendency to become grandiose in one's success and design an {elephantine} feature-laden monstrosity....
• kill file n. [Usenet; very common] (alt. `KILL file') Per-user file(s) used by some Usenet reading programs (originally Larry Wall's rn(1)) to discard summarily (without presenting for reading) articles matching some particularly uninteresting (or unwanted) patterns of subjec
  author, or other header lines. Thus to add a person (or subject) to one's kill file is to arrange for that person to be ignored by one's newsreader in future....