red white and blue 在美国人口中是什么意思

red white and blue 在美国人口中是什么意思
举例1：
Our cars are not as good as they once were and even the most red white and blue americans prefer to buy a toyota
举例2：
Toyota has become a red-white-and-blue role model.How?By understanding Americans better than Detroit does
我觉得red white and blue可能有两种意思
1 指美国本土人,因为美国国旗颜色就是red white and blue
2、指全部的美国人,red white and blue可看做全部的象征
知道的请指教