What is another word for united states dollar?
Pronunciation: [juːnˈa͡ɪtɪd stˈe͡ɪts dˈɒlə] (IPA) 
The term "United States dollar" is commonly used to refer to the official currency of the United States of America. However, there are several other terms that can be used interchangeably with this phrase. Some of the synonyms for the United States dollar include "US dollar," "American dollar," "USD," and "greenback." The term "buck" is also used informally to refer to the dollar. Other variations include "dollar bills," "Federal Reserve Notes," and "green currency." These synonyms are widely recognized and used across the world, as the United States dollar remains one of the most dominant currencies in global trade and finance.
