"for the hell of it" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "for the hell of it",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "for the hell of it",
      "name": "en-PP"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "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 language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with placeholder \"it\"",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "There's no big unrest; we're having a revolution just for the hell of it."
        },
        {
          "ref": "2006, The Fratellis (lyrics and music), “Chelsea Dagger”, in Costello Music",
          "text": "Gave me gear; thank you, dear, bring your sister over here / Let her dance with me just for the hell of it",
          "type": "quotation"
        }
      ],
      "glosses": [
        "For no particular reason, just because it is fun, entertaining; or to relieve boredom."
      ],
      "id": "en-for_the_hell_of_it-en-prep_phrase-Xo5eLPP9",
      "links": [
        [
          "fun",
          "fun"
        ],
        [
          "entertaining",
          "entertaining"
        ],
        [
          "boredom",
          "boredom"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) For no particular reason, just because it is fun, entertaining; or to relieve boredom."
      ],
      "synonyms": [
        {
          "word": "for the fuck of it"
        },
        {
          "word": "for the heck of it"
        },
        {
          "word": "for the sake of it"
        }
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-for the hell of it.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/0/0a/En-au-for_the_hell_of_it.ogg/En-au-for_the_hell_of_it.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/0/0a/En-au-for_the_hell_of_it.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "for the hell of it"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "for the hell of it",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "for the hell of it",
      "name": "en-PP"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English prepositional phrases",
        "English terms with audio links",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with placeholder \"it\"",
        "English terms with quotations"
      ],
      "examples": [
        {
          "text": "There's no big unrest; we're having a revolution just for the hell of it."
        },
        {
          "ref": "2006, The Fratellis (lyrics and music), “Chelsea Dagger”, in Costello Music",
          "text": "Gave me gear; thank you, dear, bring your sister over here / Let her dance with me just for the hell of it",
          "type": "quotation"
        }
      ],
      "glosses": [
        "For no particular reason, just because it is fun, entertaining; or to relieve boredom."
      ],
      "links": [
        [
          "fun",
          "fun"
        ],
        [
          "entertaining",
          "entertaining"
        ],
        [
          "boredom",
          "boredom"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) For no particular reason, just because it is fun, entertaining; or to relieve boredom."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-for the hell of it.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/0/0a/En-au-for_the_hell_of_it.ogg/En-au-for_the_hell_of_it.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/0/0a/En-au-for_the_hell_of_it.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "synonyms": [
    {
      "word": "for the fuck of it"
    },
    {
      "word": "for the heck of it"
    },
    {
      "word": "for the sake of it"
    }
  ],
  "word": "for the hell of it"
}