Short for Signiture. many forums allow you to add a signiture that will appear in every one of your posts. Most of the time a sig is a picture.
Can somone make a blue themed sig for me?

I made myself a new sig. do you guys like it?
by Albert Juarez August 16, 2005
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To put your head between your knees, and make a gutteral noise with your throat while holding your ankles and attempting to hop in a circle.
Joe sat down and started sigging because his head hurt.
by Hoolymcn June 18, 2011
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Anything revolving around being homosexual. Anything that is not straight. Something gay. GAY.
i' AM sig
by sig'n it July 1, 2009
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SIG generally means Sex is good.
Telling someone something along the lines of "SIG, Stacey."
by Ti'Brus April 19, 2008
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its like the word sick, but its even more sick than usual, so its sig
bro 1: bro yesterday was sig as fugg
bro 2: yea bro it was so sig
by jaulob February 28, 2019
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The rubbing movement made by cats, from the nose to the ears, eg against a table leg, your leg, or anything in reach. A non-sexual sign of affection from your cat.
Does your cat sig your table leg too?
Yes.
Cute.
by Moonshadows February 11, 2011
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Sig, short for cigarette or cigar. May also be the shortened version of "sig'r" which also means cigar.
I taped sig onto the back of my hockey helmet and coach got mad at me.
by cmere ya goofy bitch November 1, 2006
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