"cold as a witch's tit" meaning in English

{
  "etymology_text": "Apparently coined by the American author Francis Van Wyck Mason: the term first appears in his Novel Spider House, published in 1932.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "cold as a witch's tit (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "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 entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English similes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Temperature",
          "orig": "en:Temperature",
          "parents": [
            "Nature",
            "Weather",
            "All topics",
            "Atmosphere",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Very cold."
      ],
      "id": "en-cold_as_a_witch's_tit-en-adj-mLL1FlZe",
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "cold",
          "cold"
        ]
      ],
      "qualifier": "simile",
      "raw_glosses": [
        "(simile, colloquial, vulgar, humorous) Very cold."
      ],
      "synonyms": [
        {
          "word": "cold as a witch's teat"
        },
        {
          "word": "cold as a witch's tit in a brass bra"
        }
      ],
      "tags": [
        "colloquial",
        "humorous",
        "not-comparable",
        "vulgar"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "very cold",
          "word": "kylmä kuin ryssän helvetissä"
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-cold as a witch's tit.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/8c/En-au-cold_as_a_witch%27s_tit.ogg/En-au-cold_as_a_witch%27s_tit.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/8/8c/En-au-cold_as_a_witch%27s_tit.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "cold as a witch's tit"
}

{
  "etymology_text": "Apparently coined by the American author Francis Van Wyck Mason: the term first appears in his Novel Spider House, published in 1932.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "cold as a witch's tit (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English colloquialisms",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English humorous terms",
        "English lemmas",
        "English multiword terms",
        "English similes",
        "English terms with audio links",
        "English terms with non-redundant non-automated sortkeys",
        "English uncomparable adjectives",
        "English vulgarities",
        "en:Temperature"
      ],
      "glosses": [
        "Very cold."
      ],
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "cold",
          "cold"
        ]
      ],
      "qualifier": "simile",
      "raw_glosses": [
        "(simile, colloquial, vulgar, humorous) Very cold."
      ],
      "tags": [
        "colloquial",
        "humorous",
        "not-comparable",
        "vulgar"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-cold as a witch's tit.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/8c/En-au-cold_as_a_witch%27s_tit.ogg/En-au-cold_as_a_witch%27s_tit.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/8/8c/En-au-cold_as_a_witch%27s_tit.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "synonyms": [
    {
      "word": "cold as a witch's teat"
    },
    {
      "word": "cold as a witch's tit in a brass bra"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "very cold",
      "word": "kylmä kuin ryssän helvetissä"
    }
  ],
  "word": "cold as a witch's tit"
}