look up any word, like tribbing:
 
10.
sia
sia kate isobelle furler. a great vocalist and song writer. she sang a bunch of songs for the trip hop group zero 7. she also has a few solo albums out. some people have real problems is her latest installment. a great album comparable to feist's the reminder album.
sia is an awesome artist. i like her voice and personality.
by eazy-x February 14, 2008
 
1.
sia
A suffix used mostly by Singaporeans and Malaysians at the end of sentences or exclamations to add emphasis or gravity.

Mostly used to highlight something and proclaim shock, respect or to garner agreement.

Informal, and used mostly by gangsters, youngsters or the less educated.
7-Eleven is selling Tiger Beer at 50% discount exclusively for the World Cup season! Faster go buy, so cheap sia!

Did you see Jack's new girlfriend? Damn hot sia!

Check out his track record! That's not even humanely possible sia!
by Slashbyte June 27, 2010
 
2.
SIA
Singapore International Airlines.
The premium airline in Asia.

http://en.wikipedia.org/wiki/Singapore_Airlines
Hey! Im flying to Canada on SIA!
by melvinlow September 22, 2008
 
3.
A person with a dick longer than 6 inches and enjoys lesbians.
Sias.........nuf said.
by DirtySanchez August 23, 2003
 
4.
SIA
Swaggerific Intense Athlete; an intense athlete such as a runner or a gymnast who also has some serious swag.
"dayummm she a serious SIA. I can tell by that body"
by SIA1 August 25, 2011
 
5.
one with disformed face adn talks with a lisp
Hi i'm sais
by ashmol March 22, 2003
 
6.
SIA
'Smile in appreciation', as a logical replacement for LOL, when one is not actually laughing.
'Why did the acrobat reader document get arrested?"
'Why?
' Because it was a PDF File'
'SIA'
by Liam Shepherd October 23, 2008
 
7.
SIA
1.

SIA is basically a Gaming term in computer world, refering to real life term - KIA.

It's very alike with word skillad, meaning Skilled In Action. It's Killing with Skill = S-killing.

Being SIA in first person shooters has a meaning of being shot in a very unorthodox, very thought through and amazing way.
SIA can be anything including Headshots, Clutches, ACEs, and other amazing stuff that can be done using skill.

2.

SIA'd also may have a meaning of " Served in action " linking to " you got served " .
Gamer chit-chat:

(two guys watching their teammate frag):

- Woah, look at that HS !
- Ahahaha, another one !
- Holly shit, those guys got SIA'd :DD
...
by dvour March 02, 2008