"pin back" meaning in English

{
  "forms": [
    {
      "form": "pins back",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "pinning back",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "pinned back",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "pinned back",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "pin back (third-person singular simple present pins back, present participle pinning back, simple past and past participle pinned back)",
      "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 phrasal verbs with particle (back)",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2015 January 31, Daniel Taylor, “David Silva seizes point for Manchester City as Chelsea are checked”, in The Guardian (London)",
          "text": "They were certainly the more rounded team and it was unusual, to say the least, to see Chelsea with home advantage being pinned back into their own half.",
          "type": "quotation"
        },
        {
          "ref": "2011 December 29, Keith Jackson, “SPL: Celtic 1 Rangers 0”, in Daily Record",
          "text": "For a solid five minutes or so Rangers pinned Celtic back and probed at them.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To keep at a distance"
      ],
      "id": "en-pin_back-en-verb-tuP8vDZe",
      "raw_glosses": [
        "(transitive) To keep at a distance"
      ],
      "related": [
        {
          "word": "pin back one's ears"
        },
        {
          "word": "have one's ears pinned back"
        }
      ],
      "tags": [
        "transitive"
      ]
    }
  ],
  "word": "pin back"
}

{
  "forms": [
    {
      "form": "pins back",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "pinning back",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "pinned back",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "pinned back",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "pin back (third-person singular simple present pins back, present participle pinning back, simple past and past participle pinned back)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "related": [
    {
      "word": "pin back one's ears"
    },
    {
      "word": "have one's ears pinned back"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs with particle (back)",
        "English terms with quotations",
        "English transitive verbs",
        "English verbs"
      ],
      "examples": [
        {
          "ref": "2015 January 31, Daniel Taylor, “David Silva seizes point for Manchester City as Chelsea are checked”, in The Guardian (London)",
          "text": "They were certainly the more rounded team and it was unusual, to say the least, to see Chelsea with home advantage being pinned back into their own half.",
          "type": "quotation"
        },
        {
          "ref": "2011 December 29, Keith Jackson, “SPL: Celtic 1 Rangers 0”, in Daily Record",
          "text": "For a solid five minutes or so Rangers pinned Celtic back and probed at them.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To keep at a distance"
      ],
      "raw_glosses": [
        "(transitive) To keep at a distance"
      ],
      "tags": [
        "transitive"
      ]
    }
  ],
  "word": "pin back"
}