TOP

Definition of Uncle Sam noun from the Oxford Advanced Learner's Dictionary

Uncle Sam

noun
 
/ˌʌŋkl ˈsæm/
 
/ˌʌŋkl ˈsæm/
(informal)
jump to other results
  1. a way of referring to the United States of America or the US government (sometimes shown as a tall man with a white beard and a tall hat)
    • He owed $20 000 in tax to Uncle Sam.
    CultureUncle Sam wears red, white and blue clothes and has stars on his tall hat. He was probably named after 'Uncle' Sam Wilson (1766-1854), who examined army supplies for the US government during the War of 1812. During both world wars, a picture of Uncle Sam appeared on posters telling young men that they should join the armed forces.
    Word Originearly 19th cent.: said (from the time of the first recorded instances) to have arisen as an expansion of the letters US.
See Uncle Sam in the Oxford Advanced American Dictionary
previously
adverb
 
 
From the Word list
Oxford 3000
B1
Oxford Learner's Dictionaries Word of the Day