"maximum security" meaning in English

{
  "antonyms": [
    {
      "word": "minimum security"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "maximum security (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Prison",
          "orig": "en:Prison",
          "parents": [
            "Buildings",
            "Law enforcement",
            "Buildings and structures",
            "Crime prevention",
            "Emergency services",
            "Law",
            "Architecture",
            "Crime",
            "Public safety",
            "Justice",
            "Applied sciences",
            "Art",
            "Criminal law",
            "Society",
            "Public administration",
            "Security",
            "Sciences",
            "Culture",
            "All topics",
            "Government",
            "Fundamental",
            "Politics"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1990 June, J. Bennett, “Mission improbable”, in Washington Monthly, volume 22, number 5, page 22:",
          "text": "Younis is now serving 30 years in maximum security.",
          "type": "quote"
        },
        {
          "ref": "1993 December 26, “Crime and Punishment; Building More Prisons and Jails Does Not Seem to Be the Answer to High Rate of Crime in US”, in CBS_Sixty Minutes:",
          "text": "Mike Wallace: (Voiceover) […] They were released straight out of maximum security, solitary confinement, and then dropped off at this small-town bus stop nearby.",
          "type": "quote"
        },
        {
          "ref": "2002 August 26, Kirk Mitchell, “Stuck Inside: Fakers deemed sane are often confined by the state indefinitely”, in Denver Post, page A-01:",
          "text": "While in maximum security, Glennie has been assaulted four times.",
          "type": "quote"
        },
        {
          "ref": "c. 2008, (Please provide the book title or journal name):",
          "text": "...and this is the maximum security level.",
          "type": "quote"
        }
      ],
      "glosses": [
        "a prison with more restrictions designed to hold the most dangerous criminals of society; supermax."
      ],
      "id": "en-maximum_security-en-noun-OwuL6F4N",
      "links": [
        [
          "prison",
          "prison"
        ],
        [
          "restrictions",
          "restrictions"
        ],
        [
          "designed",
          "designed"
        ],
        [
          "hold",
          "hold"
        ],
        [
          "dangerous",
          "dangerous"
        ],
        [
          "criminals",
          "criminals"
        ],
        [
          "society",
          "society"
        ],
        [
          "supermax",
          "supermax"
        ]
      ],
      "related": [
        {
          "word": "maximum-security"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "maximum security"
      ]
    }
  ],
  "word": "maximum security"
}

{
  "antonyms": [
    {
      "word": "minimum security"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "maximum security (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "maximum-security"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Prison"
      ],
      "examples": [
        {
          "ref": "1990 June, J. Bennett, “Mission improbable”, in Washington Monthly, volume 22, number 5, page 22:",
          "text": "Younis is now serving 30 years in maximum security.",
          "type": "quote"
        },
        {
          "ref": "1993 December 26, “Crime and Punishment; Building More Prisons and Jails Does Not Seem to Be the Answer to High Rate of Crime in US”, in CBS_Sixty Minutes:",
          "text": "Mike Wallace: (Voiceover) […] They were released straight out of maximum security, solitary confinement, and then dropped off at this small-town bus stop nearby.",
          "type": "quote"
        },
        {
          "ref": "2002 August 26, Kirk Mitchell, “Stuck Inside: Fakers deemed sane are often confined by the state indefinitely”, in Denver Post, page A-01:",
          "text": "While in maximum security, Glennie has been assaulted four times.",
          "type": "quote"
        },
        {
          "ref": "c. 2008, (Please provide the book title or journal name):",
          "text": "...and this is the maximum security level.",
          "type": "quote"
        }
      ],
      "glosses": [
        "a prison with more restrictions designed to hold the most dangerous criminals of society; supermax."
      ],
      "links": [
        [
          "prison",
          "prison"
        ],
        [
          "restrictions",
          "restrictions"
        ],
        [
          "designed",
          "designed"
        ],
        [
          "hold",
          "hold"
        ],
        [
          "dangerous",
          "dangerous"
        ],
        [
          "criminals",
          "criminals"
        ],
        [
          "society",
          "society"
        ],
        [
          "supermax",
          "supermax"
        ]
      ],
      "tags": [
        "uncountable"
      ],
      "wikipedia": [
        "maximum security"
      ]
    }
  ],
  "word": "maximum security"
}