"fancy pants" meaning in English

{
  "forms": [
    {
      "form": "fancy pants",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fancy pants"
      },
      "expansion": "fancy pants (plural fancy pants)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "85 15",
          "kind": "other",
          "name": "English bahuvrihi compounds",
          "parents": [
            "Bahuvrihi compounds",
            "Compound terms",
            "Exocentric compounds",
            "Terms by etymology"
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          "source": "w+disamb"
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          "_dis": "91 9",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w+disamb"
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          "_dis": "90 10",
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
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          "source": "w+disamb"
        },
        {
          "_dis": "89 11",
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "89 11",
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "2008, Ivan Narayan, Kill Or Be Killed: The Henry Street Affair, page 135",
          "text": "From what I hear fancy pants is dancing real good with that fat pig.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person wearing fancy clothing; a member of a social elite."
      ],
      "id": "en-fancy_pants-en-noun-K~egHfTj",
      "raw_glosses": [
        "(US) A person wearing fancy clothing; a member of a social elite."
      ],
      "related": [
        {
          "_dis1": "100 0",
          "word": "fancy-pants"
        }
      ],
      "synonyms": [
        {
          "_dis1": "100 0",
          "word": "fancy-pants"
        },
        {
          "_dis1": "100 0",
          "word": "fancypants"
        }
      ],
      "tags": [
        "US"
      ]
    },
    {
      "categories": [
        {
          "_dis": "41 59",
          "kind": "topical",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "2007, William W. Johnstone with J. A. Johnstone, Hell Town, page 118",
          "text": "This fancy pants is tryin' to steal my gal away from me!",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person very concerned with their appearance."
      ],
      "id": "en-fancy_pants-en-noun-SY5xcUSQ"
    }
  ],
  "word": "fancy pants"
}

{
  "categories": [
    "English adjective-noun compound nouns",
    "English bahuvrihi compounds",
    "English countable nouns",
    "English entries with incorrect language header",
    "English entries with language name categories using raw markup",
    "English entries with topic categories using raw markup",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English terms with non-redundant non-automated sortkeys",
    "en:People"
  ],
  "forms": [
    {
      "form": "fancy pants",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fancy pants"
      },
      "expansion": "fancy pants (plural fancy pants)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "fancy-pants"
    }
  ],
  "senses": [
    {
      "categories": [
        "American English",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2008, Ivan Narayan, Kill Or Be Killed: The Henry Street Affair, page 135",
          "text": "From what I hear fancy pants is dancing real good with that fat pig.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person wearing fancy clothing; a member of a social elite."
      ],
      "raw_glosses": [
        "(US) A person wearing fancy clothing; a member of a social elite."
      ],
      "tags": [
        "US"
      ]
    },
    {
      "categories": [
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2007, William W. Johnstone with J. A. Johnstone, Hell Town, page 118",
          "text": "This fancy pants is tryin' to steal my gal away from me!",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A person very concerned with their appearance."
      ]
    }
  ],
  "synonyms": [
    {
      "word": "fancy-pants"
    },
    {
      "word": "fancypants"
    }
  ],
  "word": "fancy pants"
}