"up to scratch" meaning in English

{
  "etymology_text": "From scratch in the sense of a starting line, as in boxing.",
  "forms": [
    {
      "form": "more up to scratch",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most up to scratch",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "~up to"
      },
      "expansion": "up to scratch (comparative more up to scratch, superlative most up to scratch)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "cut the mustard"
        },
        {
          "word": "make the grade"
        },
        {
          "word": "pass muster"
        },
        {
          "word": "up to par"
        },
        {
          "word": "up to snuff"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              42,
              55
            ]
          ],
          "text": "They decided that his performance was not up to scratch.",
          "type": "example"
        },
        {
          "bold_text_offsets": [
            [
              112,
              125
            ]
          ],
          "ref": "2023 November 29, Richard Foster, “Tyne & Wear Metro goes with the flow”, in RAIL, number 997, page 32:",
          "text": "But the new trains form just one part of Metro Flow. It's no good having new trains if the network itself isn't up to scratch.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "sufficient; adequate; of acceptable or satisfactory quality"
      ],
      "id": "en-up_to_scratch-en-adj-WIAqdEpH",
      "links": [
        [
          "sufficient",
          "sufficient"
        ],
        [
          "adequate",
          "adequate"
        ],
        [
          "acceptable",
          "acceptable"
        ],
        [
          "satisfactory",
          "satisfactory"
        ],
        [
          "quality",
          "quality"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) sufficient; adequate; of acceptable or satisfactory quality"
      ],
      "related": [
        {
          "word": "toe the line"
        }
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-up to scratch.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/b/ba/En-au-up_to_scratch.ogg/En-au-up_to_scratch.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/b/ba/En-au-up_to_scratch.ogg"
    }
  ],
  "word": "up to scratch"
}

{
  "coordinate_terms": [
    {
      "word": "cut the mustard"
    },
    {
      "word": "make the grade"
    },
    {
      "word": "pass muster"
    },
    {
      "word": "up to par"
    },
    {
      "word": "up to snuff"
    }
  ],
  "etymology_text": "From scratch in the sense of a starting line, as in boxing.",
  "forms": [
    {
      "form": "more up to scratch",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most up to scratch",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "~up to"
      },
      "expansion": "up to scratch (comparative more up to scratch, superlative most up to scratch)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "toe the line"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English prepositional phrases",
        "English terms with quotations",
        "English terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              42,
              55
            ]
          ],
          "text": "They decided that his performance was not up to scratch.",
          "type": "example"
        },
        {
          "bold_text_offsets": [
            [
              112,
              125
            ]
          ],
          "ref": "2023 November 29, Richard Foster, “Tyne & Wear Metro goes with the flow”, in RAIL, number 997, page 32:",
          "text": "But the new trains form just one part of Metro Flow. It's no good having new trains if the network itself isn't up to scratch.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "sufficient; adequate; of acceptable or satisfactory quality"
      ],
      "links": [
        [
          "sufficient",
          "sufficient"
        ],
        [
          "adequate",
          "adequate"
        ],
        [
          "acceptable",
          "acceptable"
        ],
        [
          "satisfactory",
          "satisfactory"
        ],
        [
          "quality",
          "quality"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) sufficient; adequate; of acceptable or satisfactory quality"
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-up to scratch.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/b/ba/En-au-up_to_scratch.ogg/En-au-up_to_scratch.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/b/ba/En-au-up_to_scratch.ogg"
    }
  ],
  "word": "up to scratch"
}