hyphenated american

from the GNU version of the Collaborative International Dictionary of English.

• Used in reference to Americans of foreign birth or ancestry. When used of Americans of European ancestry, it is often used to refer to those who have a strong attachment to the ancestral country or its culture. It implies that the individual is imperfectly assimilated into American culture, and is sometimes used derogatively. An American who is referred to by a hyphenated term with the first word indicating an origin in a foreign country, and the second term being “American”, as Irish-American, Italian-American, African-American, Asian-American.