"monster-in-law" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "monster",
        "3": "mother-in-law"
      },
      "expansion": "Blend of monster + mother-in-law",
      "name": "blend"
    }
  ],
  "etymology_text": "Blend of monster + mother-in-law.",
  "forms": [
    {
      "form": "monsters-in-law",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "monsters-in-law"
      },
      "expansion": "monster-in-law (plural monsters-in-law)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English blends",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -in-law",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with German translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Female family members",
          "orig": "en:Female family members",
          "parents": [
            "Family members",
            "Female people",
            "Family",
            "Female",
            "People",
            "Gender",
            "Human",
            "Biology",
            "Psychology",
            "Sociology",
            "All topics",
            "Sciences",
            "Social sciences",
            "Fundamental",
            "Society"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2011 April 22, Anna Maxted, “Why I love my mother-in-law”, in The Guardian, →ISSN:",
          "text": "So when we belatedly celebrated Caspar's third anniversary the following weekend, I was notably frosty towards her. But this is not a typical tale of monster-in-law woes.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A very unpleasant mother-in-law (spouse's mother)."
      ],
      "id": "en-monster-in-law-en-noun-sohq96uI",
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "unpleasant",
          "unpleasant"
        ],
        [
          "mother-in-law",
          "mother-in-law"
        ]
      ],
      "raw_glosses": [
        "(colloquial, humorous) A very unpleasant mother-in-law (spouse's mother)."
      ],
      "tags": [
        "colloquial",
        "humorous"
      ],
      "translations": [
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "tags": [
            "neuter"
          ],
          "word": "Schwiegermonster"
        }
      ]
    }
  ],
  "word": "monster-in-law"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "monster",
        "3": "mother-in-law"
      },
      "expansion": "Blend of monster + mother-in-law",
      "name": "blend"
    }
  ],
  "etymology_text": "Blend of monster + mother-in-law.",
  "forms": [
    {
      "form": "monsters-in-law",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "monsters-in-law"
      },
      "expansion": "monster-in-law (plural monsters-in-law)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English 4-syllable words",
        "English blends",
        "English colloquialisms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English humorous terms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English nouns with irregular plurals",
        "English terms suffixed with -in-law",
        "English terms with quotations",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with German translations",
        "Translation table header lacks gloss",
        "en:Female family members"
      ],
      "examples": [
        {
          "ref": "2011 April 22, Anna Maxted, “Why I love my mother-in-law”, in The Guardian, →ISSN:",
          "text": "So when we belatedly celebrated Caspar's third anniversary the following weekend, I was notably frosty towards her. But this is not a typical tale of monster-in-law woes.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A very unpleasant mother-in-law (spouse's mother)."
      ],
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "unpleasant",
          "unpleasant"
        ],
        [
          "mother-in-law",
          "mother-in-law"
        ]
      ],
      "raw_glosses": [
        "(colloquial, humorous) A very unpleasant mother-in-law (spouse's mother)."
      ],
      "tags": [
        "colloquial",
        "humorous"
      ]
    }
  ],
  "translations": [
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "tags": [
        "neuter"
      ],
      "word": "Schwiegermonster"
    }
  ],
  "word": "monster-in-law"
}