noun (n)

• an orgiastic festival in ancient Rome in honor of Saturn(noun.act)

  source: wordnet30
• a wild gathering involving excessive drinking and promiscuity(noun.act)

  Synonym:
  bacchanal, bacchanalia, debauch, debauchery, drunken revelry, orgy, riot
  

  source: wordnet30
• The festival of Saturn, celebrated in December, originally during one day, but afterward during seven days, as a period of unrestrained license and merriment for all classes, extending even to the slaves.(noun)

  source: webster1913