A citizen of the United States is an American. United States, American and U.S. refer to the country adjectivally (American values, U.S. forces). American rarely refers to subjects not connected with the United States.
Costume Department | Actress. Anna Wintour was born in Hampstead, London, England, the daughter of an American mother, Eleanor Trego (Baker), and an English father, Charles Wintour, former Editor of the Evening Standard. She is from an upper-class family, with many prominent ancestors.
Hah! I love the idea of Anna Wintour holding a seasonal summit to declare the latest trends, but believe it or not, it doesn't actually happen that way. I have a few theories on the true origin of trends: It starts with the heavy-hitters.