adj. A description of a person or group of people who support the United States of America with some fervor. Often used to put down someone perceived as not being sufficiently patriotic for another's taste.
Aaron asked Joe if he thought that it might be a bad idea to keep people in Guantanamo Bay without trial, and Joe said that Aaron was not pro-America and should go back to his country.
by Kozinski, J. October 21, 2008