in search of

I=In S=Search O=Of

A file type in computers. Commonly used for installing operating systems like Windows, Linux, or even TempleOS. Also a file used for cracked or pirated software and video games. Or the file that WinRAR tries to open.

1) Acronym for International Standards Organization.
2) File extension for ISO-9660 file system for transferring data to a CD.
3) Common term for any number of CD image formats, including .ISO (see definiton 2).

The need to isolate, particularly self isolation, after testing positive for the Rona

Film speed. (International Standards Organization)

A competition of one-on-one in any type of situation, sports, fights, tacklezone, etc.