"run in" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Locutions verbales en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes transitifs en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "verb",
  "pos_title": "Locution verbale",
  "related": [
    {
      "word": "grind down"
    },
    {
      "word": "wear down"
    },
    {
      "word": "wear off"
    },
    {
      "word": "wear out"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en anglais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en anglais à traduire",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Définitions manquantes en anglais",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "When the machine is new, it will run a little rough. But it will be smoother after you run it in."
        }
      ],
      "glosses": [
        "Définition manquante ou à compléter. (Ajouter)"
      ],
      "id": "fr-run_in-en-verb-HZ5rnInw"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɹʌn ɪn\\"
    },
    {
      "ipa": "\\ɹʌn ɪn\\"
    },
    {
      "audio": "En-us-run-in.ogg",
      "ipa": "ɹʌn ɪn",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/89/En-us-run-in.ogg/En-us-run-in.ogg.mp3",
      "ogg_url": "https://commons.wikimedia.org/wiki/Special:FilePath/En-us-run-in.ogg",
      "raw_tags": [
        "États-Unis"
      ]
    }
  ],
  "tags": [
    "transitive"
  ],
  "word": "run in"
}

{
  "categories": [
    "Locutions verbales en anglais",
    "Verbes transitifs en anglais",
    "anglais"
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "verb",
  "pos_title": "Locution verbale",
  "related": [
    {
      "word": "grind down"
    },
    {
      "word": "wear down"
    },
    {
      "word": "wear off"
    },
    {
      "word": "wear out"
    }
  ],
  "senses": [
    {
      "categories": [
        "Exemples en anglais",
        "Exemples en anglais à traduire",
        "Wiktionnaire:Définitions manquantes en anglais"
      ],
      "examples": [
        {
          "text": "When the machine is new, it will run a little rough. But it will be smoother after you run it in."
        }
      ],
      "glosses": [
        "Définition manquante ou à compléter. (Ajouter)"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɹʌn ɪn\\"
    },
    {
      "ipa": "\\ɹʌn ɪn\\"
    },
    {
      "audio": "En-us-run-in.ogg",
      "ipa": "ɹʌn ɪn",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/89/En-us-run-in.ogg/En-us-run-in.ogg.mp3",
      "ogg_url": "https://commons.wikimedia.org/wiki/Special:FilePath/En-us-run-in.ogg",
      "raw_tags": [
        "États-Unis"
      ]
    }
  ],
  "tags": [
    "transitive"
  ],
  "word": "run in"
}