noun (n)

• a new word formed by joining two others and combining their meanings(noun.communication)

  Example:
  `motel' is a portmanteau word made by combining `motor' and `hotel'.
  `brunch' is a well-known portmanteau.
  

  Synonym:
  blend, portmanteau word
  

  source: wordnet30
• a large travelling bag made of stiff leather(noun.artifact)

  Synonym:
  gladstone, gladstone bag
  

  source: wordnet30
• A bag or case, usually of leather, for carrying wearing apparel, etc., on journeys.(noun)

  source: webster1913