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• MS-DOS... an operating system designed for a microprocessor that modern kitchen appliances would sneer at.
  .. -- Dave Trowbridge, Computer Technology Review, Aug 90...
• DOS is just an operating system that runs Windows 3.1.
• MS-DOS:: /M-S-dos/ [MicroSoft Disk Operating System] n.
  A {clone} of {{CP/M}} for the 8088 crufted together in 6 weeks by hacker Tim Paterson, who is said to have regretted it ever since....
• eal operating system n. The sort the speaker is used to.
  People from the BSDophilic academic community are likely to issue comments like "System V?...
• operating system n. [techspeak] (Often abbreviated `OS') The foundation software of a machine
  hat which schedules tasks, allocates storage, and presents a default interface to the user between applications....
• From an operating system research point of view, Unix is -- if not dead -- certainly old stuff, and it's clear that people should be looking beyond it.
• MS-DOS..MR DOS's sister -- DR DOS..MS DOS's Gynecologist.
• MS-DOS 6.66: The Anti-DOS
• MS-DOS: Just say NO!