1.) High-brow, elitist, rabble-rousing and/or Bacchanalia, often accompanied by bashing people of inherently inferior intellect, education, attractiveness, manners, lifestyle and general taste.
2.) Drunken superiority exhibited by self-proclaimed social elites, bourgeoisie, and/or aristocrats.
"Last night's soiree was such a snobauchery! Did you hear that guy complaining that the wine glasses weren't crystal?"