Americanism

·noun Attachment to the United States.

II. Americanism ·noun A word or phrase peculiar to the United States.

III. Americanism ·noun A custom peculiar to the United States or to America; an American characteristic or idea.

americanism
A way of speaking peculiar to this country.--Witherspoon. "By Americanism," says Dr. Witherspoon, "...

Dictionary of American Words And Phrases by John Russell Bartlett.
Pan-Americanism
·add. ·noun The principle or advocacy of a political alliance or union of all the states of America....

Webster's Dictionary of the English Language