The gold standard was a monetary system where the value of a country's currency was directly linked to a fixed amount of gold.

She married him for his money, but he soon realized she was just a gold-digger.

He thought he had found a fortune, but it turned out to be fool's gold.

She wore a beautiful necklace made of white gold.

The physics professor, known for his eccentricity, dedicated his entire career to constructing a Rube Goldberg machine that would ultimately render a simple task egregiously complicated.

The goldbeater skillfully hammered the gold leaf into thin sheets.