mex·i·co \ˈmeksə̇ˌkō, -sēˌ-\adjective Usage: usually capitalized Etymology: from Mexico, country in southern No. America 1.: of or from Mexico : of the kind or style prevalent in Mexico 2.ormexico cityusually capitalized M&C[from Mexico City, Mexico]: of or from Mexico City, the capital of Mexico : of the kind or style prevalent in Mexico City