"CDF" meaning in Portuguese

{
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "cabeça-de-ferro",
        "3": "",
        "4": "iron head"
      },
      "expansion": "cabeça-de-ferro (“iron head”)",
      "name": "m"
    },
    {
      "args": {
        "1": "pt",
        "2": "crânio-de-ferro",
        "3": "",
        "4": "iron skull"
      },
      "expansion": "crânio-de-ferro (“iron skull”)",
      "name": "m"
    },
    {
      "args": {
        "1": "pt",
        "2": "cu-de-ferro",
        "3": "",
        "4": "iron arse"
      },
      "expansion": "cu-de-ferro (“iron arse”)",
      "name": "m"
    }
  ],
  "etymology_text": "Abbreviation of cabeça-de-ferro (“iron head”), crânio-de-ferro (“iron skull”) or cu-de-ferro (“iron arse”).",
  "forms": [
    {
      "form": "CDFs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mfbysense",
        "2": "#s"
      },
      "expansion": "CDF m or f by sense (plural CDFs)",
      "name": "pt-noun"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Brazilian Portuguese",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Portuguese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Portuguese masculine and feminine nouns by sense",
          "parents": [
            "Masculine and feminine nouns by sense",
            "Nouns by gender",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "nerd (intellectual, skillful person, generally introverted)"
      ],
      "id": "en-CDF-pt-noun-jUrTNElJ",
      "links": [
        [
          "derogatory",
          "derogatory"
        ],
        [
          "nerd",
          "nerd"
        ]
      ],
      "raw_glosses": [
        "(slang, sometimes derogatory, Brazil) nerd (intellectual, skillful person, generally introverted)"
      ],
      "synonyms": [
        {
          "word": "nerd"
        },
        {
          "word": "totó"
        }
      ],
      "tags": [
        "Brazil",
        "by-personal-gender",
        "derogatory",
        "feminine",
        "masculine",
        "slang",
        "sometimes"
      ]
    }
  ],
  "word": "CDF"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "pt",
        "2": "cabeça-de-ferro",
        "3": "",
        "4": "iron head"
      },
      "expansion": "cabeça-de-ferro (“iron head”)",
      "name": "m"
    },
    {
      "args": {
        "1": "pt",
        "2": "crânio-de-ferro",
        "3": "",
        "4": "iron skull"
      },
      "expansion": "crânio-de-ferro (“iron skull”)",
      "name": "m"
    },
    {
      "args": {
        "1": "pt",
        "2": "cu-de-ferro",
        "3": "",
        "4": "iron arse"
      },
      "expansion": "cu-de-ferro (“iron arse”)",
      "name": "m"
    }
  ],
  "etymology_text": "Abbreviation of cabeça-de-ferro (“iron head”), crânio-de-ferro (“iron skull”) or cu-de-ferro (“iron arse”).",
  "forms": [
    {
      "form": "CDFs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mfbysense",
        "2": "#s"
      },
      "expansion": "CDF m or f by sense (plural CDFs)",
      "name": "pt-noun"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Brazilian Portuguese",
        "Portuguese countable nouns",
        "Portuguese derogatory terms",
        "Portuguese entries with incorrect language header",
        "Portuguese feminine nouns",
        "Portuguese lemmas",
        "Portuguese masculine and feminine nouns by sense",
        "Portuguese masculine nouns",
        "Portuguese nouns",
        "Portuguese nouns with multiple genders",
        "Portuguese slang"
      ],
      "glosses": [
        "nerd (intellectual, skillful person, generally introverted)"
      ],
      "links": [
        [
          "derogatory",
          "derogatory"
        ],
        [
          "nerd",
          "nerd"
        ]
      ],
      "raw_glosses": [
        "(slang, sometimes derogatory, Brazil) nerd (intellectual, skillful person, generally introverted)"
      ],
      "synonyms": [
        {
          "word": "nerd"
        },
        {
          "word": "totó"
        }
      ],
      "tags": [
        "Brazil",
        "by-personal-gender",
        "derogatory",
        "feminine",
        "masculine",
        "slang",
        "sometimes"
      ]
    }
  ],
  "word": "CDF"
}