Definitions
There are 3 meanings of the phrase
Golden Age.
Golden Age - as a noun
(classical mythology) the first and best age of the world, a time of ideal happiness, prosperity, and innocence; by extension, any flourishing and outstanding period
A time period when some activity or skill was at its peak
Example: "It was the golden age of cinema"
Any period (sometimes imaginary) of great peace and prosperity and happiness
Example Sentences
"The Renaissance is often referred to as the golden age of art."
"Many consider the 1950s to be the golden age of television."
"In Greek mythology, the golden age was a time of peace and prosperity."
"The 1920s is often called the golden age of jazz."
"Ancient Egypt experienced a golden age during the reign of Pharaoh Ramses II."