by Big C-note$ October 31, 2007
by yooyooo111 September 03, 2009
Get the SOS mug.
by Frugie January 19, 2005
It means that you have a hot sister and when you look at her you get a stiffy. IE: Stiffy Over Sister
by Bini November 27, 2004
"Same Old Seat" When you get out of your chair u must call sos or its up for grabs. Also known as fivezes
by Patrick Lanni July 22, 2004
by communism rules December 05, 2003