Americanism may refer to: Americanization A word or phrase considered typical of American English, English as spoken in the United States An attitude or conviction which gives special importance to the nation or culture of the United States Americanism (heresy), heresies that were thought to have been held by American Catholics at the turn of the 20th century Anything, such as a custom, particular to or characteristic of the Americas, and especially of the United States "Americanism", a so… (More on Americanisms)