noun (n)

• a reason for wanting something done(noun.attribute)

  Example:
  For your sake.
  Died for the sake of his country.
  

  Synonym:
  interest
  

  source: wordnet30
• Japanese alcoholic beverage made from fermented rice; usually served hot(noun.food)

  Synonym:
  rice beer, saki
  

  source: wordnet30
• the purpose of achieving or obtaining(noun.cognition)

  Example:
  For the sake of argument.
  

  source: wordnet30
• Final cause; end; purpose of obtaining; cause; motive; reason; interest; concern; account; regard or respect; -- used chiefly in such phrases as, for the sake of, for his sake, for man's sake, for mercy's sake, and the like; as, to commit crime for the sake of gain; to go abroad for the sake of one's health.(noun)

  source: webster1913