What .OGG stands for?

Answer 1

Ogg is derived from "ogging", jargon from the computer game Netrek, which came to mean doing something forcefully, possibly without consideration of the drain on future resources.

https://en.m.wikipedia.org/wiki/Ogg

Answer 2

Ogg is a free, open container format. it is unrestricted by software patents and is designed to provide for efficient streaming and manipulation of high quality digital multimedia.
Other such extensions used are:
.ogg, .ogv, .oga, .ogx, .ogm, .spx, .opus

Answer 3

Ogg is a free, open container format. it is unrestricted by software patents and is designed to provide for efficient streaming and manipulation of high quality digital multimedia.
Other such extensions used are:
.ogg, .ogv, .oga, .ogx, .ogm, .spx, .opus