Uncle Sam

Un·​cle Sam | \ ˌəŋ-kəl-ˈsam How to pronounce Uncle Sam (audio) \

Definition of Uncle Sam

1 : the U.S. government
2 : the American nation or people

Examples of Uncle Sam in a Sentence

Uncle Sam wants you to join the Army!

First Known Use of Uncle Sam

1810, in the meaning defined at sense 1

History and Etymology for Uncle Sam

expansion of U.S., abbreviation of United States

Keep scrolling for more

Learn More about Uncle Sam

Time Traveler for Uncle Sam

Time Traveler

The first known use of Uncle Sam was in 1810

See more words from the same year

Statistics for Uncle Sam

Cite this Entry

“Uncle Sam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Uncle%20Sam. Accessed 10 May. 2021.

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

Keep scrolling for more

More Definitions for Uncle Sam

Uncle Sam


English Language Learners Definition of Uncle Sam

informal : the American government, nation, or people pictured or thought of as a person

More from Merriam-Webster on Uncle Sam

Nglish: Translation of Uncle Sam for Spanish Speakers

Comments on Uncle Sam

What made you want to look up Uncle Sam? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Star Wars Words Quiz

  • cu jedi training
  • The bounty portion of bounty hunters (such as Boba Fett) comes from a Latin word meaning
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

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