Do American Citizens Exist?

The word ‘citizen’ is used very often in the united states and throughout the world. In general terms, people seem to agree that the word describes an individual who resides in a particular country and who is entitled to the protection and other services provided by the government, generally in exchange for obeying the laws and pledging loyalty to the government. To be honest, I was surprised by the precise definition of the word by Dictionary.com and Merriam-Webster.com: