A day that is exactly 1 year before the planned event such as wedding (term originally coined by Sean Ryan).
I'm going to get married after a year on this day with Mona. Today is my negaversary and I'm not sure if I'm supposed to take her out.
by sytelus May 05, 2009
in mountaineering/hiking: Doing same or two different climbs/hikes back to back. Used by Ed Viestur in his book "No shortcut to the top".
by sytelus May 04, 2009
by sytelus July 06, 2005
Uncircumcised. Often used while exchanging ones physical statistics in online chats and personal ads.
by sytelus July 06, 2005
Austin Powers: and she shat on a turtle.
by sytelus July 30, 2010