"Silly Billy" meaning in English

{
  "etymology_text": "Nickname of Prince William Frederick (1776–1834), Duke of Gloucester; also of William IV of the United Kingdom (1765–1837)",
  "forms": [
    {
      "form": "Silly Billies",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "silly billy",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "Silly Billy"
      },
      "expansion": "Silly Billy (plural Silly Billies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "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 reduplications",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An epithet used in mild teasing for a silly person, or one who has just done something of a foolish nature."
      ],
      "id": "en-Silly_Billy-en-noun-mVriXwNN",
      "links": [
        [
          "epithet",
          "epithet#English"
        ],
        [
          "mild",
          "mild#English"
        ],
        [
          "teasing",
          "teasing#English"
        ],
        [
          "silly",
          "silly#English"
        ],
        [
          "foolish",
          "foolish#English"
        ]
      ],
      "synonyms": [
        {
          "word": "silly goose"
        }
      ],
      "wikipedia": [
        "Denis Healey",
        "Mike Yarwood",
        "Prince William Frederick, Duke of Gloucester and Edinburgh",
        "William IV of the United Kingdom"
      ]
    }
  ],
  "word": "Silly Billy"
}

{
  "etymology_text": "Nickname of Prince William Frederick (1776–1834), Duke of Gloucester; also of William IV of the United Kingdom (1765–1837)",
  "forms": [
    {
      "form": "Silly Billies",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "silly billy",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "Silly Billy"
      },
      "expansion": "Silly Billy (plural Silly Billies)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English reduplications",
        "Pages with 1 entry",
        "Pages with entries",
        "en:People"
      ],
      "glosses": [
        "An epithet used in mild teasing for a silly person, or one who has just done something of a foolish nature."
      ],
      "links": [
        [
          "epithet",
          "epithet#English"
        ],
        [
          "mild",
          "mild#English"
        ],
        [
          "teasing",
          "teasing#English"
        ],
        [
          "silly",
          "silly#English"
        ],
        [
          "foolish",
          "foolish#English"
        ]
      ],
      "wikipedia": [
        "Denis Healey",
        "Mike Yarwood",
        "Prince William Frederick, Duke of Gloucester and Edinburgh",
        "William IV of the United Kingdom"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "silly goose"
    }
  ],
  "word": "Silly Billy"
}