"shift one's ground" meaning in English

{
  "forms": [
    {
      "form": "shifts one's ground",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "shifting one's ground",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "shifted one's ground",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "shifted one's ground",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "shift one's ground (third-person singular simple present shifts one's ground, present participle shifting one's ground, simple past and past participle shifted one's ground)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2024 April 3, “Network News: Fresh manager strikes at ScotRail”, in RAIL, number 1006, page 9",
          "text": "Since then, and after high-level in-person talks between ScotRail and TSSA General Secretary Maryam Eslamdoust, \"the company has done nothing to suggest they are prepared to shift their ground\", the union said.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To change one's opinion in a way that contradicts what one has previously held."
      ],
      "id": "en-shift_one's_ground-en-verb-hH6MV8H6",
      "links": [
        [
          "opinion",
          "opinion"
        ],
        [
          "contradict",
          "contradict"
        ],
        [
          "held",
          "hold"
        ]
      ],
      "synonyms": [
        {
          "word": "shift ground"
        }
      ]
    }
  ],
  "word": "shift one's ground"
}

{
  "forms": [
    {
      "form": "shifts one's ground",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "shifting one's ground",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "shifted one's ground",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "shifted one's ground",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "shift one's ground (third-person singular simple present shifts one's ground, present participle shifting one's ground, simple past and past participle shifted one's ground)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations",
        "English verbs"
      ],
      "examples": [
        {
          "ref": "2024 April 3, “Network News: Fresh manager strikes at ScotRail”, in RAIL, number 1006, page 9",
          "text": "Since then, and after high-level in-person talks between ScotRail and TSSA General Secretary Maryam Eslamdoust, \"the company has done nothing to suggest they are prepared to shift their ground\", the union said.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To change one's opinion in a way that contradicts what one has previously held."
      ],
      "links": [
        [
          "opinion",
          "opinion"
        ],
        [
          "contradict",
          "contradict"
        ],
        [
          "held",
          "hold"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "shift ground"
    }
  ],
  "word": "shift one's ground"
}