adjective (a)

• given to excess in consumption of especially food or drink(adj.all)

  Example:
  Over-fed women and their gluttonous husbands.
  A gluttonous debauch.
  A gluttonous appetite for food and praise and pleasure.
  

  Antonym:
  abstemious
  

  source: wordnet30
• Given to gluttony; eating to excess; indulging the appetite; voracious; as, a gluttonous age.(adjective)

  source: webster1913