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Uncle Sam

noun [S not after the]
 
 
/ˌʌŋ.kl̩ˈsæm/ informal

Definition

the US, or its government, sometimes represented by an image of a tall, thin man with a white beard and a tall hatUnited States politics and governmentCountry namesCountry and nationContinents and regions of the world
(Definition of Uncle Sam noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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