A woman with silicone breast implants (primarily), among other silicone implants associated with plastic surgery. A Silicone Sally is a play on the trophy wives of the millionaires living in Silicon Valley (alternatively called "Silicone" Valley to satirize these women).
Dude #1 "I met a Silicone Sally with the biggest fake titties ever last night when I was clubbin' in the valley!"

Dude #2 "Did you get a feel?"

Dude #1 "No, she was with her husband."

Dude #2 "Then how did you know they were fake?"
by shegavemydickpinkeye February 14, 2010
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the Santa Clara Valley in California (from the computer companys located in the area)
Silicon valley has had a tremendous impact on modern technology.
by Light Joker June 1, 2007
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The nipples of a chick with hooter implants. The peak at the summit of the silicone mountain.
The only reason ears went to shindad was because he thought he was gonna get to suckle on mama K's silicone nips.
by BBMPs Big D January 6, 2010
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Any software application, most commonly a video game, that tends to overwork the CPU and other resources, very often leading to a freeze.
Hey I can't run GT4, it's a real silicon burner
by killerdove June 16, 2011
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A not so intelligent and attractive woman who has silicon implants. Popularized by Alan Harper of Two and a Half men.
Charlie: "There was a time when it (his trick) would've worked."

Alan: "Yeah, back when you were dating Silicon simpletons"
by novicen00b January 10, 2011
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A personality that is fake, artificially enhanced and augmented like a body part can be with plastic surgery.
Anyone whom feigns religious piety but in actuality drinks heavily and is a promiscuous skank. (More common amongst woman)
Anyone whom seems inhumanly caring and considerate just to benefit their image.
That girl only talks to band geeks so people will think she is nice and put her on homecoming court, she has a silicone personality.
by Jarid D W April 2, 2008
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