sig 

Special Interest Group

Do you know anything about the mechanics of these old cars?
No, but I found an SIG on the internet.

sig by Patricia Lincoln August 10, 2007

Sig 

a depressed tik toker @sig who is always sad and has 4.8m fans. Her real name is Signa Mae O’Keefe.

hey i found this really pretty girl on tik tok but she’s always depressed:/
that’s probably that sig girl
@sig

Sig by sjakk hahah yeet April 2, 2019

sig 

an abbreviation of significant other

Hey Hilary, you and the sig should really come over for a threesome.

sig by 101000001 August 21, 2007

SIG 

The acronym for "small intimate gathering", something that is not a party but is more than a few friends hanging out. It inevitably gets rowdy.

"So Joe Blow is having a SIG. You get the keg, i'll cover the hard liquor."

SIG by sexy SIG initiator April 30, 2010

sig 

The unique and/or distinctive signature one puts to be displayed every time he/she posts in a forum. Usually produced in Adobe Photoshop, it has a wide array of possibilities to be portrayed. There are many different sig styles, and entire forums are devoted only to the advancment of signature making.

*Here you go, I made this sig for you!
*Can you please rate my sig I just made?

sig by epic August 26, 2005

SIG 

SIG is a Service Industry Girl. This includes bartenders, waitresses, hostesses, etc.

Man, I can't get any sleep because of this SIG I'm dating. She never gets off 'till 2.

Dude, I gotta quit hollerin at these SIGs; They're all crazy.

SIG by kodaman August 5, 2009

sig 

sig or sigg
short for signature
often the name for someones uniqe picture they put in there posts
and its my name.

please write your sig on the x.
dude have u seen my sigg yet?
my name is sigg.

sig by sigg May 13, 2005