What is the full form of the USA?

The most common full form of USA is United States of America. However, it's important to note that:

·        US and U.S. are also widely used abbreviations for the United States.

·        USA is less common than the above options and might be considered slightly more informal.

·        While not as frequent, USA can also stand for United States Army.

Therefore, the specific full form you use depends on the context and your desired level of formality

 

Categories: History