"go mad" meaning in English

{
  "forms": [
    {
      "form": "goes mad",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "going mad",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "went mad",
      "tags": [
        "past"
      ]
    },
    {
      "form": "gone mad",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "go<goes,,went,gone> mad"
      },
      "expansion": "go mad (third-person singular simple present goes mad, present participle going mad, simple past went mad, past participle gone mad)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "_dis": "58 5 37",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "To become insane."
      ],
      "id": "en-go_mad-en-verb-zbEMadOp",
      "links": [
        [
          "insane",
          "insane"
        ]
      ],
      "raw_glosses": [
        "(intransitive) To become insane."
      ],
      "synonyms": [
        {
          "_dis1": "93 4 2",
          "sense": "to become crazy",
          "word": "go crazy"
        },
        {
          "_dis1": "93 4 2",
          "sense": "to become crazy",
          "word": "go nuts"
        }
      ],
      "tags": [
        "intransitive"
      ]
    },
    {
      "categories": [],
      "examples": [
        {
          "text": "Let's go mad and have a bottle of wine with our lunch."
        },
        {
          "text": "Here's fifty pounds in case you see anything nice to buy, but don't go mad."
        }
      ],
      "glosses": [
        "To do something extravagant."
      ],
      "id": "en-go_mad-en-verb-kKsSLwUv",
      "links": [
        [
          "extravagant",
          "extravagant"
        ]
      ],
      "qualifier": "typically followed by \"and\" and a second verb",
      "raw_glosses": [
        "(intransitive, informal, typically followed by \"and\" and a second verb) To do something extravagant."
      ],
      "tags": [
        "informal",
        "intransitive"
      ]
    },
    {
      "categories": [],
      "examples": [
        {
          "text": "Why should we ban controversial speakers from college grounds? Surely that's political correctness gone mad?"
        }
      ],
      "glosses": [
        "To reach an excessive or ridiculous level."
      ],
      "id": "en-go_mad-en-verb-oZTuRBYA",
      "raw_glosses": [
        "(intransitive, informal, usually as a past participle and preceded by a noun) To reach an excessive or ridiculous level."
      ],
      "raw_tags": [
        "as a past participle and preceded by a noun"
      ],
      "tags": [
        "informal",
        "intransitive",
        "usually"
      ]
    }
  ],
  "word": "go mad"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English verbs"
  ],
  "forms": [
    {
      "form": "goes mad",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "going mad",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "went mad",
      "tags": [
        "past"
      ]
    },
    {
      "form": "gone mad",
      "tags": [
        "participle",
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "go<goes,,went,gone> mad"
      },
      "expansion": "go mad (third-person singular simple present goes mad, present participle going mad, simple past went mad, past participle gone mad)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English intransitive verbs"
      ],
      "glosses": [
        "To become insane."
      ],
      "links": [
        [
          "insane",
          "insane"
        ]
      ],
      "raw_glosses": [
        "(intransitive) To become insane."
      ],
      "tags": [
        "intransitive"
      ]
    },
    {
      "categories": [
        "English informal terms",
        "English intransitive verbs"
      ],
      "examples": [
        {
          "text": "Let's go mad and have a bottle of wine with our lunch."
        },
        {
          "text": "Here's fifty pounds in case you see anything nice to buy, but don't go mad."
        }
      ],
      "glosses": [
        "To do something extravagant."
      ],
      "links": [
        [
          "extravagant",
          "extravagant"
        ]
      ],
      "qualifier": "typically followed by \"and\" and a second verb",
      "raw_glosses": [
        "(intransitive, informal, typically followed by \"and\" and a second verb) To do something extravagant."
      ],
      "tags": [
        "informal",
        "intransitive"
      ]
    },
    {
      "categories": [
        "English informal terms",
        "English intransitive verbs"
      ],
      "examples": [
        {
          "text": "Why should we ban controversial speakers from college grounds? Surely that's political correctness gone mad?"
        }
      ],
      "glosses": [
        "To reach an excessive or ridiculous level."
      ],
      "raw_glosses": [
        "(intransitive, informal, usually as a past participle and preceded by a noun) To reach an excessive or ridiculous level."
      ],
      "raw_tags": [
        "as a past participle and preceded by a noun"
      ],
      "tags": [
        "informal",
        "intransitive",
        "usually"
      ]
    }
  ],
  "synonyms": [
    {
      "sense": "to become crazy",
      "word": "go crazy"
    },
    {
      "sense": "to become crazy",
      "word": "go nuts"
    }
  ],
  "word": "go mad"
}