"double down" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Locutions verbales en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes intransitifs en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "to double down",
      "tags": [
        "infinitive"
      ]
    },
    {
      "form": "doubles down",
      "tags": [
        "present",
        "third-person",
        "singular"
      ]
    },
    {
      "form": "doubled down",
      "tags": [
        "preterite"
      ]
    },
    {
      "form": "doubled down",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "doubling down",
      "tags": [
        "participle",
        "present"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "verb",
  "pos_title": "Locution verbale",
  "senses": [
    {
      "glosses": [
        "Doubler la mise."
      ],
      "id": "fr-double_down-en-verb-lurjmQn7"
    },
    {
      "glosses": [
        "Redoubler d’efforts."
      ],
      "id": "fr-double_down-en-verb-VYDDLwtf"
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Anglais des États-Unis",
          "orig": "anglais des États-Unis",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Redoubler d’attention, de concentration."
      ],
      "id": "fr-double_down-en-verb-XlXYsr~4",
      "raw_tags": [
        "États-Unis"
      ]
    }
  ],
  "tags": [
    "intransitive"
  ],
  "word": "double down"
}

{
  "categories": [
    "Locutions verbales en anglais",
    "Verbes intransitifs en anglais",
    "anglais"
  ],
  "forms": [
    {
      "form": "to double down",
      "tags": [
        "infinitive"
      ]
    },
    {
      "form": "doubles down",
      "tags": [
        "present",
        "third-person",
        "singular"
      ]
    },
    {
      "form": "doubled down",
      "tags": [
        "preterite"
      ]
    },
    {
      "form": "doubled down",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "doubling down",
      "tags": [
        "participle",
        "present"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "verb",
  "pos_title": "Locution verbale",
  "senses": [
    {
      "glosses": [
        "Doubler la mise."
      ]
    },
    {
      "glosses": [
        "Redoubler d’efforts."
      ]
    },
    {
      "categories": [
        "anglais des États-Unis"
      ],
      "glosses": [
        "Redoubler d’attention, de concentration."
      ],
      "raw_tags": [
        "États-Unis"
      ]
    }
  ],
  "tags": [
    "intransitive"
  ],
  "word": "double down"
}