SO

n., Acronym - 'Significant Other'.

My S.O. can't join us for drinks later.

by T.D. January 20, 2003

SO

n., Acronym - Source of Orgasm. Although "Significant Other" is another, widely used, interpretation, Source of Orgasm really brings it down on the spot.

My SO is joining me for dinner tonight.

by Paddy-Whack June 16, 2014

SO

A last ditch attempt of a comeback by our good friend Joe.

Nate: Hey joe, those socks are not your style.
Joe: Oh ya well, s..s....so.

by Nate G. August 9, 2005

SO

Quite possibly the most overused adverb in the English language, when capitalized.

‘So’ is SO overused.

by Victor Van Styn August 7, 2005

SO

First used on television shows like "Friends", then quickly adopted by females and gay men to became part of the North American vocabulary.It's used to make a point, or to emphasize a statement.

You're so not going there.
I'm so not interested.

by Chiffon DeLacythongs December 12, 2003

SO

1. Short for Shout Out in the Badger Herald newspaper of Madison, WI.
2. The best and most awesome section of the Badger Herald

SO to all the Badgers!

by Jdweber2 December 15, 2010

SO

Short form of Asshole

Dave is an SO, so am I

by Mokonamon May 8, 2005