Definitions of sort:

• noun:   an approximate definition or example

  Example: "She wore a sort of magenta dress"

• noun:   a person of a particular character or nature

  Example: "What sort of person is he?"

• noun:   an operation that segregates items into groups according to a specified criterion

  Example: "The bottleneck in mail delivery it the process of sorting"

• noun:   a category of things distinguished by some common characteristic or quality
• verb:   arrange or order by classes or categories
• verb:   examine in order to test suitability