Definitions of tidy:

• noun:   receptacle that holds odds and ends (as sewing materials)
• verb:   put (things or places) in order

  Example: "Tidy up your room!"

• adjective:   marked by good order and cleanliness in appearance or habits

  Example: "A tidy person"

• adjective:   (used of hair) neat and tidy
• adjective:   large in amount or extent or degree

  Example: "A tidy sum of money"