noun (n)

• (New Testament) disciple of Jesus; traditionally said to be the author of the 4th Gospel and three epistles and the book of Revelation(noun.person)

  Synonym:
  john, john the divine, john the evangelist, saint john the apostle, st. john, st. john the apostle
  

  source: wordnet30
• a river that rises in Maine and flows northeastward through New Brunswick to empty into the Bay of Fundy(noun.object)

  Synonym:
  saint john river, st. john, st. john river
  

  source: wordnet30
• a port in eastern Canada; the largest city in New Brunswick(noun.location)

  Synonym:
  st. john
  

  source: wordnet30