: a country fighting with another power against a common enemy
Recent Examples on the Web Some American officials assert that as a matter of international law, the provision of weaponry and intelligence to the Ukrainian Army has made the United States a cobelligerent, an argument that some legal experts dispute. —New York Times, 19 Mar. 2022
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'cobelligerent.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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