"se faire la main" meaning in French

{
  "head_templates": [
    {
      "args": {},
      "expansion": "se faire la main",
      "name": "fr-verb"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "to try one's hand (in), to get one's hand in, to get accustomed (to), to train oneself (in), to practise"
      ],
      "id": "en-se_faire_la_main-fr-verb-T~oubgG3",
      "info_templates": [
        {
          "args": {
            "1": "fr",
            "2": ":à<something>"
          },
          "expansion": "[with à ‘something’]",
          "extra_data": {
            "words": [
              "à",
              "‘something’"
            ]
          },
          "name": "+obj"
        }
      ],
      "links": [
        [
          "try one's hand",
          "try one's hand"
        ],
        [
          "get one's hand in",
          "get one's hand in"
        ],
        [
          "accustomed",
          "accustomed"
        ],
        [
          "train",
          "train"
        ],
        [
          "practise",
          "practise"
        ]
      ],
      "raw_glosses": [
        "(informal, figuratively) to try one's hand (in), to get one's hand in, to get accustomed (to), to train oneself (in), to practise [with à ‘something’]"
      ],
      "related": [
        {
          "word": "faire ses premières armes"
        },
        {
          "word": "blanchir sous le harnais"
        }
      ],
      "synonyms": [
        {
          "word": "s'entraîner"
        },
        {
          "word": "s'exercer"
        },
        {
          "word": "se roder"
        },
        {
          "word": "s'habituer"
        }
      ],
      "tags": [
        "figuratively",
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sə fɛʁ la mɛ̃/"
    },
    {
      "audio": "LL-Q150 (fra)-Lyokoï-se faire la main.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/2b/LL-Q150_%28fra%29-Lyoko%C3%AF-se_faire_la_main.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-se_faire_la_main.wav.mp3",
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    }
  ],
  "word": "se faire la main"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "se faire la main",
      "name": "fr-verb"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "verb",
  "related": [
    {
      "word": "faire ses premières armes"
    },
    {
      "word": "blanchir sous le harnais"
    }
  ],
  "senses": [
    {
      "categories": [
        "French entries with incorrect language header",
        "French informal terms",
        "French lemmas",
        "French multiword terms",
        "French terms with IPA pronunciation",
        "French verbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "to try one's hand (in), to get one's hand in, to get accustomed (to), to train oneself (in), to practise"
      ],
      "info_templates": [
        {
          "args": {
            "1": "fr",
            "2": ":à<something>"
          },
          "expansion": "[with à ‘something’]",
          "extra_data": {
            "words": [
              "à",
              "‘something’"
            ]
          },
          "name": "+obj"
        }
      ],
      "links": [
        [
          "try one's hand",
          "try one's hand"
        ],
        [
          "get one's hand in",
          "get one's hand in"
        ],
        [
          "accustomed",
          "accustomed"
        ],
        [
          "train",
          "train"
        ],
        [
          "practise",
          "practise"
        ]
      ],
      "raw_glosses": [
        "(informal, figuratively) to try one's hand (in), to get one's hand in, to get accustomed (to), to train oneself (in), to practise [with à ‘something’]"
      ],
      "synonyms": [
        {
          "word": "s'entraîner"
        },
        {
          "word": "s'exercer"
        },
        {
          "word": "se roder"
        },
        {
          "word": "s'habituer"
        }
      ],
      "tags": [
        "figuratively",
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sə fɛʁ la mɛ̃/"
    },
    {
      "audio": "LL-Q150 (fra)-Lyokoï-se faire la main.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/2b/LL-Q150_%28fra%29-Lyoko%C3%AF-se_faire_la_main.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-se_faire_la_main.wav.mp3",
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    }
  ],
  "word": "se faire la main"
}