Definitions
Commands, instructions, or old PC operating system.
Word origin
From denial of service.
Used in a sentence
“Next, using your word processor or the DOS text editor, you can edit your AUTOEXEC.BAT file.”
“One way to do that is to turn the PC off and turn it back on again. Then, the PC performs its self-test and boots DOS.”
“With the coming of Monday arrived a new life for David—a curious life full of "don'ts" and "dos." David wondered sometimes why all the pleasant things were "don'ts" and all the unpleasant ones "dos."”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“To-do list”3 letters
02“Old PC operating system”3 letters
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