SYS aka Synchronize yourself. A politically correct way tell to tell someone to off themselves. Highly effective term to use when you're in class, or in the presence of another authority figure that can get you into trouble , but you just can't control your buring desire to tell some dumb cunt that you cant stand to hear her speak.
Dumb Cunt: " You're from India, you must be fluent in Indian"
You:" Bitch sys"
by queensys September 17, 2017
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Sying's are good friends and usually a good sibling but also have a terrible temper. They are very pretty and love relationships.
by AnimeLove2016 March 29, 2016
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Pronounced (in•thuh•sis)

Short for "in the system" of whoever the subject happens to be. This is usually referring to drugs and alcohol but it can refer to other things as well.
"I got liquor in the sys!"
"Excuse her. She got too much coke in the sys."
"We gotta find an antidote. For God's sake man! I got freakin' poison in the sys!"
"All you need is a lil' THC in the sys. Then, you'll feel better man. Don't worry."
by JamalJøhnsøn January 16, 2017
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Sy is the nicname of an Android who is bound to kill all humans in a Sci-fi/Fantasy Story.
"Sy rampages through the city taking lives and destrying buildings"
by Syris July 27, 2004
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Save Your Soul. When somebody close to you is either being kidnapped, sold to the devil, or basically in a really bad situation (as per your POV). Especially convenient to use in texts. You can tell someone to save your soul as either telling them to run away or for good luck.
Lana: Oh my god! I have Ms. Cripps for next period. I bet she is going to have a pop quiz! SMS rn
Mindy: You need to SYS bae! But I have a history quiz after lunch... I don't even know what it's about! Help Me!
Lana: Ahhhh! SOS!

*Kidnapping Situation*
Davy: Go SYS! We don't have time! I'll distract him while you run!
Gracie: But what about you?
Davy: Just Run! *whispers* SMS....
Gracie (hearing him): *whispers* SOS
by iangel.ily November 18, 2014
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An overweight company tech guy who is in charge of fixing everything that people break. He has a strange elvis like hairdo, elastic jeans and will say incredibly sarcastic things to people including "You'd know how to fix this if you looked on the FILESERVER".
"Sy...SY...SYYYY" < Progressively louder.
by Masternutcher August 26, 2004
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