"skin back" meaning in English

{
  "forms": [
    {
      "form": "skins back",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "skinning back",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "skinned back",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "skinned back",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "skin back (third-person singular simple present skins back, present participle skinning back, simple past and past participle skinned 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": "1963 December, Morton J. Schultz, “Keep the Power in Power Steering” in Popular Mechanics (Popular Mechanics Company), ed. Don Dinwiddie, volume 120, № 6, page 168",
          "text": "Check piston rod for scoring by skinning back protective rubber boot."
        },
        {
          "ref": "1969, Gerald J. Grantz, Home Book of Taxidermy and Tanning (Stackpole Books), chapter 4: “Mounting Birds”, pages 65–66",
          "text": "Proceed rearward from the incision at the anus, cutting the anal canal just above the opening and skinning back to the point just forward of the tail quills."
        },
        {
          "ref": "2006, Mark Wildyr, “Survivor”, in John Patrick, John Butler, editors, Wild + Willing, STARbooks Press, page 243",
          "text": "“I’ve never touched a man before,” Kyle whispered, skinning back the foreskin.",
          "type": "quotation"
        },
        {
          "ref": "2010, Billie Sue Mosiman, chapter 19, in Gold Rush Dream, self-published",
          "text": "He hacked at the head, skinning back the lips to get at the teeth.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Retract (an envelope of skin or flesh, or an analogous protective sheath)."
      ],
      "id": "en-skin_back-en-verb-7qKGG8Y5",
      "links": [
        [
          "transitive",
          "transitive"
        ],
        [
          "intransitive",
          "intransitive"
        ],
        [
          "Retract",
          "retract#English"
        ],
        [
          "envelope",
          "envelope#English"
        ],
        [
          "skin",
          "skin#English"
        ],
        [
          "flesh",
          "flesh#English"
        ],
        [
          "analogous",
          "analogous#English"
        ],
        [
          "sheath",
          "sheath#English"
        ]
      ],
      "raw_glosses": [
        "(transitive, intransitive) Retract (an envelope of skin or flesh, or an analogous protective sheath)."
      ],
      "tags": [
        "intransitive",
        "transitive"
      ]
    }
  ],
  "word": "skin back"
}

{
  "forms": [
    {
      "form": "skins back",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "skinning back",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "skinned back",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "skinned back",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "skin back (third-person singular simple present skins back, present participle skinning back, simple past and past participle skinned back)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English intransitive verbs",
        "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": "1963 December, Morton J. Schultz, “Keep the Power in Power Steering” in Popular Mechanics (Popular Mechanics Company), ed. Don Dinwiddie, volume 120, № 6, page 168",
          "text": "Check piston rod for scoring by skinning back protective rubber boot."
        },
        {
          "ref": "1969, Gerald J. Grantz, Home Book of Taxidermy and Tanning (Stackpole Books), chapter 4: “Mounting Birds”, pages 65–66",
          "text": "Proceed rearward from the incision at the anus, cutting the anal canal just above the opening and skinning back to the point just forward of the tail quills."
        },
        {
          "ref": "2006, Mark Wildyr, “Survivor”, in John Patrick, John Butler, editors, Wild + Willing, STARbooks Press, page 243",
          "text": "“I’ve never touched a man before,” Kyle whispered, skinning back the foreskin.",
          "type": "quotation"
        },
        {
          "ref": "2010, Billie Sue Mosiman, chapter 19, in Gold Rush Dream, self-published",
          "text": "He hacked at the head, skinning back the lips to get at the teeth.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Retract (an envelope of skin or flesh, or an analogous protective sheath)."
      ],
      "links": [
        [
          "transitive",
          "transitive"
        ],
        [
          "intransitive",
          "intransitive"
        ],
        [
          "Retract",
          "retract#English"
        ],
        [
          "envelope",
          "envelope#English"
        ],
        [
          "skin",
          "skin#English"
        ],
        [
          "flesh",
          "flesh#English"
        ],
        [
          "analogous",
          "analogous#English"
        ],
        [
          "sheath",
          "sheath#English"
        ]
      ],
      "raw_glosses": [
        "(transitive, intransitive) Retract (an envelope of skin or flesh, or an analogous protective sheath)."
      ],
      "tags": [
        "intransitive",
        "transitive"
      ]
    }
  ],
  "word": "skin back"
}