We did this to block attacks. Click the ‘Connect to Game’ button to join the game and close the window.

Could "snxx" be an abbreviation or a misspelling of something else (e.g., "SNN," "SNX")?

Are you referring to the cultural term "Desi" (people/culture from South Asia)?

If you can provide a bit more detail on where you encountered this term, I'd be happy to dig deeper and provide a proper article or explanation for you.