U.S. of A.

Proper noun

dated informal

(dated, informal) The United States of America.

Japanese Meaning

アメリカ合衆国

She mailed a postcard from the U.S. of A. that made her friends nostalgic.

彼女はアメリカ合衆国から絵葉書を送り、それが友人たちを懐かしませた。

Sense（1）

(dated, informal) The United States of America.

We're making the U.S. of A. as strong as she ought to be.