"shadow war" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "shadow",
        "3": "war"
      },
      "expansion": "shadow + war",
      "name": "com"
    }
  ],
  "etymology_text": "From shadow + war.",
  "forms": [
    {
      "form": "shadow wars",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "shadow war (countable and uncountable, plural shadow wars)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A form of armed conflict, conducted secretly in the nexus between war and peace, where various actors utilise different means to achieve their goals."
      ],
      "id": "en-shadow_war-en-noun-aMeG-fef",
      "links": [
        [
          "conflict",
          "conflict"
        ],
        [
          "nexus",
          "nexus"
        ]
      ],
      "related": [
        {
          "word": "cold war"
        },
        {
          "word": "hot war"
        }
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "word": "shadow war"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "shadow",
        "3": "war"
      },
      "expansion": "shadow + war",
      "name": "com"
    }
  ],
  "etymology_text": "From shadow + war.",
  "forms": [
    {
      "form": "shadow wars",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "shadow war (countable and uncountable, plural shadow wars)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "cold war"
    },
    {
      "word": "hot war"
    }
  ],
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns"
      ],
      "glosses": [
        "A form of armed conflict, conducted secretly in the nexus between war and peace, where various actors utilise different means to achieve their goals."
      ],
      "links": [
        [
          "conflict",
          "conflict"
        ],
        [
          "nexus",
          "nexus"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "word": "shadow war"
}