Bacchanalia (noun) 1. a drunken party, named after the Roman god of body shots 2. freaky journalistic setups like the three-anchor three-way at ABC's Nightline 3. an ostentatious display of financial decadence, like a high school prom Bacchanalia was The Wørd for October 18, 2005. Image:WWTS1sted1.png "Bacchanalia"is a part of Wikiality.com's dictionary, "Watch What You Say". For the full dictionary, click .