"unjack" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "jack"
      },
      "expansion": "un- + jack",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + jack.",
  "forms": [
    {
      "form": "unjacks",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "unjacking",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "unjacked",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "unjacked",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "unjack (third-person singular simple present unjacks, present participle unjacking, simple past and past participle unjacked)",
      "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 terms prefixed with un-",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1912, Official Gazette of the United States Patent Office, volume 185, page 1113",
          "text": "jack to hold the same for treatment, and means acting automatically to unjack the shoe as the support or jack is moved outward on said table",
          "type": "quotation"
        },
        {
          "ref": "1972, E. D'Appolonia, Underwater Soil Sampling, Testing, and Construction Control, American Society for Testing and Materials, page 43",
          "text": "Jackup platforms of small dimensions are usually severely limited by weather conditions, since they are unstable and dangerous to unjack when wave heights are greater than a few feet.",
          "type": "quotation"
        },
        {
          "ref": "2016, Karen Ginther Graham, Finding Rose Rocks, Wild Rose Press, unnumbered page",
          "text": "She gave it a go, with no luck. \"I'm freezing. I've got to get back inside.\"\n\"Then we're screwed. You can't.\"\n\"Un-jack this fucking thing, I'm going in.\"",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To dislodge or remove a jack from something."
      ],
      "id": "en-unjack-en-verb-dXFqCx~2",
      "links": [
        [
          "dislodge",
          "dislodge#Verb"
        ],
        [
          "remove",
          "remove#Verb"
        ],
        [
          "jack",
          "jack#Etymology 2"
        ]
      ],
      "raw_glosses": [
        "(transitive) To dislodge or remove a jack from something."
      ],
      "tags": [
        "transitive"
      ]
    }
  ],
  "word": "unjack"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "jack"
      },
      "expansion": "un- + jack",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + jack.",
  "forms": [
    {
      "form": "unjacks",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "unjacking",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "unjacked",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "unjacked",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "unjack (third-person singular simple present unjacks, present participle unjacking, simple past and past participle unjacked)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with un-",
        "English terms with quotations",
        "English transitive verbs",
        "English verbs"
      ],
      "examples": [
        {
          "ref": "1912, Official Gazette of the United States Patent Office, volume 185, page 1113",
          "text": "jack to hold the same for treatment, and means acting automatically to unjack the shoe as the support or jack is moved outward on said table",
          "type": "quotation"
        },
        {
          "ref": "1972, E. D'Appolonia, Underwater Soil Sampling, Testing, and Construction Control, American Society for Testing and Materials, page 43",
          "text": "Jackup platforms of small dimensions are usually severely limited by weather conditions, since they are unstable and dangerous to unjack when wave heights are greater than a few feet.",
          "type": "quotation"
        },
        {
          "ref": "2016, Karen Ginther Graham, Finding Rose Rocks, Wild Rose Press, unnumbered page",
          "text": "She gave it a go, with no luck. \"I'm freezing. I've got to get back inside.\"\n\"Then we're screwed. You can't.\"\n\"Un-jack this fucking thing, I'm going in.\"",
          "type": "quotation"
        }
      ],
      "glosses": [
        "To dislodge or remove a jack from something."
      ],
      "links": [
        [
          "dislodge",
          "dislodge#Verb"
        ],
        [
          "remove",
          "remove#Verb"
        ],
        [
          "jack",
          "jack#Etymology 2"
        ]
      ],
      "raw_glosses": [
        "(transitive) To dislodge or remove a jack from something."
      ],
      "tags": [
        "transitive"
      ]
    }
  ],
  "word": "unjack"
}