"fifty-fifty" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Adverbes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en français formés par le redoublement d’une suite de lettres",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de fifty (« cinquante »), signifiant 50 % et 50 % dans le pourcentage."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adv",
  "pos_title": "Adverbe",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en anglais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en anglais à traduire",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              70,
              81
            ]
          ],
          "text": "I’ll do the hard work, you organise the team, and we’ll split profits fifty-fifty."
        }
      ],
      "glosses": [
        "À parts égales. Moitié-moitié."
      ],
      "id": "fr-fifty-fifty-en-adv-DpCUTq1L"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈfɪf.ti.ˈfɪf.ti\\"
    }
  ],
  "synonyms": [
    {
      "raw_tags": [
        "Hong Kong"
      ],
      "word": "half-half"
    }
  ],
  "word": "fifty-fifty"
}

{
  "categories": [
    "Adverbes en anglais",
    "Lemmes en anglais",
    "Mots en français formés par le redoublement d’une suite de lettres",
    "anglais"
  ],
  "etymology_texts": [
    "Composé de fifty (« cinquante »), signifiant 50 % et 50 % dans le pourcentage."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adv",
  "pos_title": "Adverbe",
  "senses": [
    {
      "categories": [
        "Exemples en anglais",
        "Exemples en anglais à traduire"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              70,
              81
            ]
          ],
          "text": "I’ll do the hard work, you organise the team, and we’ll split profits fifty-fifty."
        }
      ],
      "glosses": [
        "À parts égales. Moitié-moitié."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈfɪf.ti.ˈfɪf.ti\\"
    }
  ],
  "synonyms": [
    {
      "raw_tags": [
        "Hong Kong"
      ],
      "word": "half-half"
    }
  ],
  "word": "fifty-fifty"
}