~S~ is used in chat for online multiplayer combat games for saluting or addressing many people in a room. It means "salute (all)". As opposed to S! for saluting.

It is probable that this originated in Microsoft Combat Flight Simulator and moved up through the years to other games and newer versions such as IL2 or CS.
Maj_Ojo: ~S~ all
AH_Hornet: S! Ojo
AH_BULLET: S! Ojo. Hey bro.
by AH_Hornet September 17, 2007
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Shit, Shower and Shave - Used to indiate that you will be getting ready for work or out for a night on the town.
1. Dude, I'll be there in an hour. I just need to finish my (three S / S S S) regimen.

2. I'll be there before the game starts. I just need to Shit, Shower and Shave.
by Jeff Mahoney December 31, 2005
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I'm gonna go S, S, & S.
by Rob Maine September 19, 2008
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(noun) "Shit and shower"

The act of taking a shit then taking a shower immediately afterwards.
"Dude, I took an amazing S&S last night. It felt incredible."
by BrianPeppers19194 June 24, 2009
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A term used for snapchat standing for “streaks and story.” One used it when they send something, usually a message, to both their streaks and their snapchat story.
Logging Out S+S

“Come hang out at my house S+S”
by •MediaMaster• January 29, 2018
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Shack and snuggle, a girl/guy who only sleeps over but doesn't do anything sexual.
by Sleeping_panda May 19, 2010
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