"de commun" meaning in French

{
  "head_templates": [
    {
      "args": {},
      "expansion": "de commun",
      "name": "fr-adv"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "On a beaucoup de commun avec eux.",
          "type": "example"
        },
        {
          "text": "Il n’a rien de commun avec son nouvel associé.",
          "type": "example"
        },
        {
          "english": "(please add an English translation of this quotation)",
          "ref": "2014, Paradis, Garde-le pour toi",
          "text": "Tout ce qu’on a de commun, garde-le pour toi. Ce que tu feras demain ne dépend pas de moi.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "in common"
      ],
      "id": "en-de_commun-fr-adv-xnaXzdBI",
      "links": [
        [
          "in common",
          "in common"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/də kɔ.mœ̃/"
    }
  ],
  "word": "de commun"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "de commun",
      "name": "fr-adv"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "French adverbs",
        "French entries with incorrect language header",
        "French lemmas",
        "French multiword terms",
        "French terms with IPA pronunciation",
        "French terms with quotations",
        "French terms with usage examples",
        "Quotation templates to be cleaned",
        "Requests for translations of French quotations",
        "Requests for translations of French usage examples"
      ],
      "examples": [
        {
          "text": "On a beaucoup de commun avec eux.",
          "type": "example"
        },
        {
          "text": "Il n’a rien de commun avec son nouvel associé.",
          "type": "example"
        },
        {
          "english": "(please add an English translation of this quotation)",
          "ref": "2014, Paradis, Garde-le pour toi",
          "text": "Tout ce qu’on a de commun, garde-le pour toi. Ce que tu feras demain ne dépend pas de moi.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "in common"
      ],
      "links": [
        [
          "in common",
          "in common"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/də kɔ.mœ̃/"
    }
  ],
  "word": "de commun"
}