"do one's utmost" meaning in English

{
  "forms": [
    {
      "form": "does one's utmost",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "doing one's utmost",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "did one's utmost",
      "tags": [
        "past"
      ]
    },
    {
      "form": "done one's utmost",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "do<does,,did,done> one's utmost"
      },
      "expansion": "do one's utmost (third-person singular simple present does one's utmost, present participle doing one's utmost, simple past did one's utmost, past participle done one's utmost)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English predicates",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Please try to do your utmost to be there on Saturday. It's really important that you are there."
        }
      ],
      "glosses": [
        "To make the greatest possible effort."
      ],
      "id": "en-do_one's_utmost-en-verb-HpHyiQOl",
      "links": [
        [
          "greatest",
          "greatest"
        ],
        [
          "effort",
          "effort"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To make the greatest possible effort."
      ],
      "synonyms": [
        {
          "word": "empty the tank"
        },
        {
          "word": "go all out"
        },
        {
          "word": "pull out all the stops"
        },
        {
          "word": "give one's all"
        }
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-do one's utmost.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/c/c3/En-au-do_one%27s_utmost.ogg/En-au-do_one%27s_utmost.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/c/c3/En-au-do_one%27s_utmost.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "do one's utmost"
}

{
  "forms": [
    {
      "form": "does one's utmost",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "doing one's utmost",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "did one's utmost",
      "tags": [
        "past"
      ]
    },
    {
      "form": "done one's utmost",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "do<does,,did,done> one's utmost"
      },
      "expansion": "do one's utmost (third-person singular simple present does one's utmost, present participle doing one's utmost, simple past did one's utmost, past participle done one's utmost)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English predicates",
        "English terms with audio links",
        "English terms with non-redundant non-automated sortkeys",
        "English verbs"
      ],
      "examples": [
        {
          "text": "Please try to do your utmost to be there on Saturday. It's really important that you are there."
        }
      ],
      "glosses": [
        "To make the greatest possible effort."
      ],
      "links": [
        [
          "greatest",
          "greatest"
        ],
        [
          "effort",
          "effort"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) To make the greatest possible effort."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-do one's utmost.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/c/c3/En-au-do_one%27s_utmost.ogg/En-au-do_one%27s_utmost.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/c/c3/En-au-do_one%27s_utmost.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "synonyms": [
    {
      "word": "empty the tank"
    },
    {
      "word": "go all out"
    },
    {
      "word": "pull out all the stops"
    },
    {
      "word": "give one's all"
    }
  ],
  "word": "do one's utmost"
}