"mad dog" meaning in English

{
  "forms": [
    {
      "form": "mad dogs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mad dog (plural mad dogs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "derived": [
        {
          "_dis1": "100 0 0",
          "word": "mad dogs and Englishmen"
        }
      ],
      "glosses": [
        "A rabid dog."
      ],
      "id": "en-mad_dog-en-noun-pQ6vKCU0",
      "links": [
        [
          "rabid",
          "rabid"
        ],
        [
          "dog",
          "dog"
        ]
      ],
      "synonyms": [
        {
          "_dis1": "100 0 0",
          "word": "maddog"
        },
        {
          "_dis1": "100 0 0",
          "word": "mad-dog"
        }
      ]
    },
    {
      "categories": [],
      "examples": [
        {
          "ref": "1843, Hernán Cortés, translated by George Folsom, Letters and Dispatches of Cortés:",
          "text": "Although the enemy saw that they were being hurt, they were such mad dogs that we could by no means prevent their pursuing us",
          "type": "quote"
        },
        {
          "ref": "1996, Evan Thomas, The Very Best Men: Four Who Dared: The Early Years of the CIA, pages 232–233:",
          "text": "But in 1992, Bissell still maintained, \"Lumumba and Sukarno were two of the worst people in public life I've ever heard of. They were mad dogs. Castro I saw not as a mad dog but as a purposeful antagonist. I believed that they were dangerous to the United States. There was a widespread belief that societies in the noncommunist world were exceedingly fragile, susceptible to being destroyed by these demagogues.\"",
          "type": "quote"
        },
        {
          "ref": "2007, Henry Van Dyke, The Valley of Vision, →ISBN, page 96:",
          "text": "We went gladly, without fear or holding back. We were resolute that those mad dogs should not get through. 'They shall not pass'! And they did not pass!\" \"Glorious!\" cried the priest, drinking the story in.",
          "type": "quote"
        },
        {
          "ref": "2009, Alan Filreis, Counter-revolution of the Word, →ISBN:",
          "text": "Even their \"soft tones\" infuriated Bogan: \"Stop the mad dogs of Fascism,\" these young communists mildly offered, \"help our boys dodging Franco's bombs.\"",
          "type": "quote"
        }
      ],
      "glosses": [
        "Someone who is aggressive and fanatical; an aggressor who cannot be reasoned with."
      ],
      "id": "en-mad_dog-en-noun-iQmt8NUp",
      "links": [
        [
          "aggressive",
          "aggressive"
        ],
        [
          "fanatical",
          "fanatical"
        ],
        [
          "aggressor",
          "aggressor"
        ]
      ],
      "raw_glosses": [
        "(figuratively, by extension) Someone who is aggressive and fanatical; an aggressor who cannot be reasoned with."
      ],
      "tags": [
        "broadly",
        "figuratively"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Aviation",
          "orig": "en:Aviation",
          "parents": [
            "Aeronautics",
            "Transport",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "11 39 51",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "10 35 55",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "10 33 57",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "20 25 55",
          "kind": "lifeform",
          "langcode": "en",
          "name": "Dogs",
          "orig": "en:Dogs",
          "parents": [
            "Canids",
            "Carnivores",
            "Mammals",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A McDonnell Douglas MD-80 series aircraft."
      ],
      "id": "en-mad_dog-en-noun-7pdzq3pL",
      "links": [
        [
          "aviation",
          "aviation"
        ]
      ],
      "raw_glosses": [
        "(aviation) A McDonnell Douglas MD-80 series aircraft."
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "mad dog"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "Pages with 1 entry",
    "Pages with entries",
    "en:Dogs"
  ],
  "derived": [
    {
      "word": "mad dogs and Englishmen"
    }
  ],
  "forms": [
    {
      "form": "mad dogs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mad dog (plural mad dogs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A rabid dog."
      ],
      "links": [
        [
          "rabid",
          "rabid"
        ],
        [
          "dog",
          "dog"
        ]
      ]
    },
    {
      "categories": [
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1843, Hernán Cortés, translated by George Folsom, Letters and Dispatches of Cortés:",
          "text": "Although the enemy saw that they were being hurt, they were such mad dogs that we could by no means prevent their pursuing us",
          "type": "quote"
        },
        {
          "ref": "1996, Evan Thomas, The Very Best Men: Four Who Dared: The Early Years of the CIA, pages 232–233:",
          "text": "But in 1992, Bissell still maintained, \"Lumumba and Sukarno were two of the worst people in public life I've ever heard of. They were mad dogs. Castro I saw not as a mad dog but as a purposeful antagonist. I believed that they were dangerous to the United States. There was a widespread belief that societies in the noncommunist world were exceedingly fragile, susceptible to being destroyed by these demagogues.\"",
          "type": "quote"
        },
        {
          "ref": "2007, Henry Van Dyke, The Valley of Vision, →ISBN, page 96:",
          "text": "We went gladly, without fear or holding back. We were resolute that those mad dogs should not get through. 'They shall not pass'! And they did not pass!\" \"Glorious!\" cried the priest, drinking the story in.",
          "type": "quote"
        },
        {
          "ref": "2009, Alan Filreis, Counter-revolution of the Word, →ISBN:",
          "text": "Even their \"soft tones\" infuriated Bogan: \"Stop the mad dogs of Fascism,\" these young communists mildly offered, \"help our boys dodging Franco's bombs.\"",
          "type": "quote"
        }
      ],
      "glosses": [
        "Someone who is aggressive and fanatical; an aggressor who cannot be reasoned with."
      ],
      "links": [
        [
          "aggressive",
          "aggressive"
        ],
        [
          "fanatical",
          "fanatical"
        ],
        [
          "aggressor",
          "aggressor"
        ]
      ],
      "raw_glosses": [
        "(figuratively, by extension) Someone who is aggressive and fanatical; an aggressor who cannot be reasoned with."
      ],
      "tags": [
        "broadly",
        "figuratively"
      ]
    },
    {
      "categories": [
        "en:Aviation"
      ],
      "glosses": [
        "A McDonnell Douglas MD-80 series aircraft."
      ],
      "links": [
        [
          "aviation",
          "aviation"
        ]
      ],
      "raw_glosses": [
        "(aviation) A McDonnell Douglas MD-80 series aircraft."
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "maddog"
    },
    {
      "word": "mad-dog"
    }
  ],
  "word": "mad dog"
}