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"

SIA by SIA1 August 28, 2011

SIA 

Sorry in advance

I'll be off hiking this weekend, while you're tethered to your computer for work. SIA if I can't respond to your emails quick enough.

SIA by rich New Yorkers January 25, 2017

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'

SIA by sitcheh March 17, 2009

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.

sia by eazy-x February 14, 2008

sia 

Suffix, used by mostly the Singaporean net community. Also by me and some people i do nto knwo of yet

Wah lao111!!!!111 Look at that chao cheebye sia....

sia by Rim Reow July 11, 2004

Sia 

2 star-crossed lovers named Lies and Sim have been hiding their love for each other for a year. This was created by a wise person named Mac and Thand. Now, this is a name to let them fully embrace the truth.

How do you annoy Lies or Sim? All you have to do is say Sia a lot!

Sia by Shadows below April 15, 2021

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
...

SIA by dvour March 2, 2008