Not really. Its more like calling a girl a redhead based on
Posted on: May 21, 2012 at 12:05:51 CT
her hair color. Which doesn't indicate she is superior to those without that hair color, simply that 'redhead' is a term that means that.
If True American actually meant what you alluded, then it would be correct that would be the correct descriptor but as you indicate it wouldn't imply you were superior in your Americanism.