OS

   1.  [Operating  System]  n.  An  abbreviation  heavily used in email,
   occasionally in speech.

   2. n. obs. On ITS, an output spy. See OS and JEDGAR in Appendix A.

[glossary]
[Reference(s) to this entry by made by: {chain}{CP/M}{deep magic}{exec}{ill-behaved}{larval stage}{sharing violation}]