americanism Meaning, Definition & Usage

  1. noun loyalty to the United States and its institutions
  2. noun an expression that is characteristic of English as spoken by Americans
  3. noun a custom that is peculiar to the United States or its citizens

WordNet

A*mer"i*can*ism noun
Definitions
  1. Attachment to the United States.
  2. A custom peculiar to the United States or to America; an American characteristic or idea.
  3. A word or phrase peculiar to the United States.

Webster 1913