USD is the official currency of the United States of America. The United States dollar is composed of 100 cents. It is denoted by the symbol $ or US$ to distinguish it from many other dollar-based currencies.

As a standard currency, the US dollar is perhaps the most widely used money in the world. In addition, it is used as an official currency in many nations other than the United States, whilst others use it as an unauthorized currency.

The dollar is widely used in world trade and is regarded as the safest currency. The US Dollar is recognized as a kind of currency in several developing market economies, despite the fact that it is not used as the national currency. Merchants and stores will gladly accept US dollars in lieu of their own currency.

A dollar is a unit of currency that is used in the United States and in many other countries around the world. It is divided into 100 cents. The dollar has been used as a form of currency since 1792.