Definition of USA

1 United States Army
2 United States of America

Learn More About USA

Dictionary Entries Near USA

US

USA

usability

See More Nearby Entries 

Statistics for USA

Cite this Entry

“USA.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/USA. Accessed 18 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for USA

USA

abbreviation

Kids Definition of USA

United States of America

More from Merriam-Webster on USA

Nglish: Translation of USA for Spanish Speakers

Britannica English: Translation of USA for Arabic Speakers

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!