A casanova supernova is a man, who gets with a girl or woman, cheats lies and uses them, yet thinks saying a few simple words will make them stay with him. some do, until they figure it out for themself.
by SexyBrownEyedMissus May 7, 2010

Drinking game, during which each participant has the length of the song "Champagne Supernova" by Oasis to finish a bottle of champagne.
Guys, if we play Champagne Supernova, we'll be trashed in seven and a half minutes....and everyone wins!!!
by James Robbins September 4, 2008

by lostandconfused October 3, 2005

In the act of having sex with a women, you hang from the ceiling and drop down in. Potentially painful, but well worth the risk.
by Natedogg91 October 18, 2008

When you shake up a champagne bottle (must contain champagne only) insert the tip of the bottle into the arsehole of a willing volunteer and let chemistry do the rest .
A champagne supernova.
A champagne supernova.
by Elijahri September 23, 2019

When a person shakes up a bottle of champagne, puts their thumb over the top and then shoves it into the anus of another person. After a moment, that same person then drinks the explosive diarrhea-champagne mixture that explodes out of that person's ass like a water fountain.
by proud2bawesome January 5, 2011

by madferit March 14, 2003
