noun
dollar
DAH-ler/ˈdɑːlər/
a unit of money used in the United States and several other countries
The banknote is worth one dollar and bears Washington's portrait.

Etymology
The Taler was a silver coin named for Joachimstal, the town near its silver mine. The name spread to comparable coins, including the Spanish peso, before becoming the name of the U.S. monetary unit.
In context
4 quarter to equal one-dollar. Because these are the only four coins widely available today, you need to use various combinations of them to make other fractional amounts of a dollar
More examples
- She paid five dollars for the notebook.
- Several countries use a currency called the dollar.
- He had only a dollar left in his pocket.
Forms
dollar · dollars
Similar words
- buck
- An informal word for a dollar.