Acronym for Silicon Graphics Incorporated. A company which sells high-performance computing solutions which run an operating system based on System V called IRIX. This is an example of a company that is rapidly moving to adopt Linux on their computers, because they heavily disagree with SCO's litigation of companies, when they have no evidence to stand on to support their case.
by Phirkel February 1, 2004
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Should've Gone Incognito
My girlfriend saw Zac Efron Bulge in my search history... SGI
by probablypsychic May 11, 2011
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an abbreviation for the term 'She'd Get It' used to compliment on a girls attractiveness and alert others of your views almost as a question asking others for affirmation on said views. Usually used when in close proximity to an attractive girl, used so to not avert suspicion.
1.) "sgi!"
"Yh totally!"

2.) "sgi?"
"naaa"
by davhol January 17, 2008
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Abbreviation for "She'd Get It". Referring to a member of the female sex that one would like to engage in sexual contact with. Can add other letters to specify intended course of action (SGIB- "She'd Get It Bad"),(SMGI- "She'd Maybe Get It")
(Girl Walks by)

Bro 1: "SGI"
Bro 2: "Oh yea, def."

Bro: "See that girl over there? SGI"
by figoeric June 14, 2011
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the company Silicon Graphics (the creator of OpenGL)
"I like this OpenGL game..."
"All OpenGL apps are cool - thanks to sgi"
by dunDareToTellMyRealName November 5, 2003
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A universal expression that can mean virtually anything. It can be used as a greeting, a form of laughter, a mood or state of mind.
Me: Hey what do you think of my new outfit?
Friend: You look amazing! It's so sgi!
by K1NG_BREAD February 2, 2019
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