americophobe
/ˌæmərɪkəˈfoʊbi/Definitions
1. noun
A person who has a strong dislike or fear of the United States or its culture.
“The journalist was accused of being an americophobe due to her negative coverage of American politics.”
2. noun
A person who has a strong dislike or aversion to American customs, ideas, or values.
“The professor was criticized for being an americophobe in her lectures, where she expressed disdain for American consumerism.”