"unused" meaning in English

{
  "forms": [
    {
      "form": "unused",
      "tags": [
        "positive"
      ]
    },
    {
      "form": "more unused",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most unused",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "more": "true"
      },
      "expansion": "[POS TABLE]",
      "name": "adjective"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "examples": [
        {
          "text": "Today most of its factories sit unused, their silent machinery rusting."
        },
        {
          "text": "An old car that had gone unused for months should be hard to start."
        },
        {
          "text": "We're taking the unused space and building three additional smaller rooms."
        }
      ],
      "glosses": [
        "If something is unused it is not being used now or has not been used for some time."
      ],
      "id": "simple-unused-en-adj--oaVZ1Mh"
    },
    {
      "examples": [
        {
          "text": "We were unused to moving about the boat and felt sick."
        },
        {
          "text": "Unused to the cold, she had no warm clothes."
        }
      ],
      "glosses": [
        "If you're unused to something, you don't have a lot of experience with it."
      ],
      "id": "simple-unused-en-adj-3qrjgffG"
    }
  ],
  "word": "unused"
}

{
  "forms": [
    {
      "form": "unused",
      "tags": [
        "positive"
      ]
    },
    {
      "form": "more unused",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most unused",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "more": "true"
      },
      "expansion": "[POS TABLE]",
      "name": "adjective"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "examples": [
        {
          "text": "Today most of its factories sit unused, their silent machinery rusting."
        },
        {
          "text": "An old car that had gone unused for months should be hard to start."
        },
        {
          "text": "We're taking the unused space and building three additional smaller rooms."
        }
      ],
      "glosses": [
        "If something is unused it is not being used now or has not been used for some time."
      ]
    },
    {
      "examples": [
        {
          "text": "We were unused to moving about the boat and felt sick."
        },
        {
          "text": "Unused to the cold, she had no warm clothes."
        }
      ],
      "glosses": [
        "If you're unused to something, you don't have a lot of experience with it."
      ]
    }
  ],
  "word": "unused"
}