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enemy alien

American  
[en-uh-mee ay-lee-uhn, ayl-yuhn] / ˈɛn ə mi ˈeɪ li ən, ˈeɪl jən /

noun

  1. a person residing in a country at war with the country of which they are a citizen.


Etymology

Origin of enemy alien

First recorded in 1945–50


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

That May the French government interned her at Gurs as an enemy alien; amid the mass releases that followed France’s defeat, she left the camp and rejoined Blücher.

From The Wall Street Journal ● Aug. 7, 2026

Picasso — who had not previously sought citizenship — may have been motivated by fears of an imminent Spanish-German alliance, which would have classified him as an enemy alien.

From Washington Post ● Mar. 22, 2023

He was transferred from an Immigration and Naturalization Service facility in Montana to the center for enemy alien internees in Louisiana.

From Los Angeles Times ● Mar. 16, 2023

The British were very lenient towards him, only imprisoning him as an enemy alien for the duration of the war.

From Time ● Feb. 8, 2016

So it ended, but I somehow hope that I may have converted your mother from an enemy alien to an armed neutral!

From Ladies-In-Waiting by Christine Tucke Curtiss

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