5 definitions by sytelus
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 5, 2009
Austin Powers: and she shat on a turtle.
by sytelus July 30, 2010
Uncircumcised. Often used while exchanging ones physical statistics in online chats and personal ads.
by sytelus July 6, 2005
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 4, 2009
by sytelus July 6, 2005