un-American

adjective

un-Amer·​i·​can ˌən-ə-ˈmer-ə-kən How to pronounce un-American (audio)
: not American : not characteristic of or consistent with American customs, principles, or traditions

Examples of un-American in a Sentence

Recent Examples on the Web
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Kelly called it outrageous and un-American. Quil Lawrence, NPR, 5 Jan. 2026 There is nothing more un-American than that. Chris Boccia, ABC News, 5 Jan. 2026 How un-American can Sam Altman be if Disney loves him? Steven Zeitchik, HollywoodReporter, 12 Dec. 2025 Many Minnesota officials called his attacks on the Somali community racist and un-American. Kathryn Palmer, USA Today, 7 Dec. 2025 See All Example Sentences for un-American

Word History

First Known Use

1818, in the meaning defined above

Time Traveler
The first known use of un-American was in 1818

Browse Nearby Words

Cite this Entry

“Un-American.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/un-American. Accessed 10 Jan. 2026.

Kids Definition

un-American

adjective
un-Amer·​i·​can
ˌən-ə-ˈmer-ə-kən
: not American
Last Updated: - Updated example sentences
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