The meaning of Yankee doodle nursery rhyme?

Answer 1

A Yankee is an American colony. A doodle is another meaning for fool. A maceroni is the way men wore their hair in London, so it's saying," An American colony fool went to town riding on a pony stuck a feather in his cap and called it the way men wore their hair in London.

Answer 2

"Yankee Doodle" is a patriotic song that originated during the American Revolutionary War, poking fun at American colonists. The lyrics describe a person named Yankee Doodle who dresses in a silly way and thinks highly of himself. Over time, the song became a symbol of American pride and independence.