Definition of "double-crossed" []

• Simple past tense and past participle of double-cross. (verb)

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• "Ike now knew that his World War II allies had double-crossed him, hatching their own secret plot to take military action against Egypt."
• "A few minutes later, Ike was still arguing with himself whether to be tough or diplomatic with the allies who had double-crossed him."
• "Dulles complained that it was they who double-crossed us and now they are trying to put the blame on us."