"vieux jeu" meaning in French

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "nl",
            "2": "vieux jeu",
            "bor": "1"
          },
          "expansion": "→ Dutch: vieux jeu",
          "name": "desc"
        }
      ],
      "text": "→ Dutch: vieux jeu"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "en",
            "2": "vieux jeu",
            "bor": "1"
          },
          "expansion": "→ English: vieux jeu",
          "name": "desc"
        }
      ],
      "text": "→ English: vieux jeu"
    }
  ],
  "head_templates": [
    {
      "args": {
        "inv": "yes"
      },
      "expansion": "vieux jeu (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Appearance",
          "orig": "fr:Appearance",
          "parents": [
            "Perception",
            "Body",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Personality",
          "orig": "fr:Personality",
          "parents": [
            "Mind",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "old-fashioned (of persons, manners)"
      ],
      "id": "en-vieux_jeu-fr-adj-KqHzdS~H",
      "links": [
        [
          "old-fashioned",
          "old-fashioned"
        ]
      ],
      "related": [
        {
          "word": "vieille France"
        },
        {
          "word": "vieille école"
        }
      ],
      "tags": [
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/vjø ʒø/"
    }
  ],
  "word": "vieux jeu"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "nl",
            "2": "vieux jeu",
            "bor": "1"
          },
          "expansion": "→ Dutch: vieux jeu",
          "name": "desc"
        }
      ],
      "text": "→ Dutch: vieux jeu"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "en",
            "2": "vieux jeu",
            "bor": "1"
          },
          "expansion": "→ English: vieux jeu",
          "name": "desc"
        }
      ],
      "text": "→ English: vieux jeu"
    }
  ],
  "head_templates": [
    {
      "args": {
        "inv": "yes"
      },
      "expansion": "vieux jeu (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "related": [
    {
      "word": "vieille France"
    },
    {
      "word": "vieille école"
    }
  ],
  "senses": [
    {
      "categories": [
        "French adjectives",
        "French entries with incorrect language header",
        "French lemmas",
        "French multiword terms",
        "French terms with IPA pronunciation",
        "fr:Appearance",
        "fr:Personality"
      ],
      "glosses": [
        "old-fashioned (of persons, manners)"
      ],
      "links": [
        [
          "old-fashioned",
          "old-fashioned"
        ]
      ],
      "tags": [
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/vjø ʒø/"
    }
  ],
  "word": "vieux jeu"
}