noun (n)

• a commercial or industrial enterprise and the people who constitute it(noun.group)

  Example:
  He bought his brother's business.
  A small mom-and-pop business.
  A racially integrated business concern.
  

  Synonym:
  business concern, business organisation, business organization, concern
  

  source: wordnet30
• the activity of providing goods and services involving financial and commercial and industrial aspects(noun.act)

  Example:
  Computers are now widely used in business.
  

  Synonym:
  business enterprise, commercial enterprise
  

  source: wordnet30
• the principal activity in your life that you do to earn money(noun.act)

  Example:
  He's not in my line of business.
  

  Synonym:
  job, line, line of work, occupation
  

  source: wordnet30
• a rightful concern or responsibility(noun.cognition)

  Example:
  It's none of your business.
  Mind your own business.
  

  source: wordnet30
• an immediate objective(noun.cognition)

  Example:
  Gossip was the main business of the evening.
  

  source: wordnet30
• the volume of commercial activity(noun.act)

  Example:
  Business is good today.
  Show me where the business was today.
  

  source: wordnet30
• business concerns collectively(noun.group)

  Example:
  Government and business could not agree.
  

  Synonym:
  business sector
  

  source: wordnet30
• customers collectively(noun.group)

  Synonym:
  clientele, patronage
  

  source: wordnet30
• incidental activity performed by an actor for dramatic effect(noun.act)

  Example:
  His business with the cane was hilarious.
  

  Synonym:
  byplay, stage business
  

  source: wordnet30
• That which busies one, or that which engages the time, attention, or labor of any one, as his principal concern or interest, whether for a longer or shorter time; constant employment; regular occupation; as, the business of life; business before pleasure.(noun)

  source: webster1913