Definitions of mint:

• noun:   a plant where money is coined by authority of the government
• noun:   a candy that is flavored with a mint oil
• noun:   the leaves of a mint plant used fresh or candied
• noun:   any north temperate plant of the genus Mentha with aromatic leaves and small mauve flowers
• noun:   (often followed by `of') a large number or amount or extent

  Example: "He made a mint on the stock market"

• verb:   form by stamping, punching, or printing