What is a buck in slang?

The term “buck” is slang for a U.S. dollar (USD). It is commonly used to refer to money, specifically a single dollar bill. The origin of the term is believed to come from the 1700s when America was still developing, and people would often barter for goods.

Where did the term buck come from?

It is commonly used to refer to money, specifically a single dollar bill. The origin of the term is believed to come from the 1700s when America was still developing, and people would often barter for goods. During this time, deerskins were commonly referred to as “bucks,” and when the U.S. dollar was introduced, the term “buck” was applied to it.

What is a buck in AmE?

That said, most of us probably already know that "a buck" in AmE is a slang expression referring to a dollar. As Etymonline notes: "dollar," 1856, American English, perhaps an abbreviation of buckskin as a unit of trade among Indians and Europeans in frontier days (attested from 1748).