The eight most frequently traded currencies (USD, EUR, JPY, GBP, CHF, CAD, NZD and AUD) are called the major currencies. All other currencies are referred to as minor currencies. Do not worry about the minor currencies, they are for professionals only. Actually, on this site we'll mostly cover what we call the Fab Five (USD, EUR, JPY, GBP, and CHF). These pairs are the most liquid and the most sexy