"fun on a bun" meaning in English

{
  "etymology_text": "Chosen for the rhyme.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "fun on a bun (uncountable)",
      "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 entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "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"
        }
      ],
      "examples": [
        {
          "ref": "2020, Patrick Sheane Duncan, A Private War",
          "text": "Hardy almost giggled, but he stopped himself in time—giggling would seem unmanly. But this was fun on a bun with all the trimmings.",
          "type": "quotation"
        },
        {
          "ref": "Giselle Renarde, The Lesbian Diaries Volume 2 (page 437)",
          "text": "There were picnic tables set up on the factory's sprawling front lawn, so we each ordered a mushroom burger topped with caramelized onions and grainy mustard on a bed of baby greens. Not exactly fun on a bun, but surprisingly delicious."
        },
        {
          "text": "J. J. Brass, I Spy a Courtyard Casanova\nAnd when Rexy told me an old friend lives right downstairs I thought, well isn't that fun on a bun? When I'm travelling the world, just me and my camera, Rexy won't get too lonely."
        }
      ],
      "glosses": [
        "Great fun; something very entertaining."
      ],
      "id": "en-fun_on_a_bun-en-noun-118I0yUa",
      "raw_glosses": [
        "(slang) Great fun; something very entertaining."
      ],
      "synonyms": [
        {
          "word": "fun in a bun"
        }
      ],
      "tags": [
        "slang",
        "uncountable"
      ]
    }
  ],
  "word": "fun on a bun"
}

{
  "etymology_text": "Chosen for the rhyme.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "fun on a bun (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English rhyming phrases",
        "English slang",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with quotations",
        "English uncountable nouns",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2020, Patrick Sheane Duncan, A Private War",
          "text": "Hardy almost giggled, but he stopped himself in time—giggling would seem unmanly. But this was fun on a bun with all the trimmings.",
          "type": "quotation"
        },
        {
          "ref": "Giselle Renarde, The Lesbian Diaries Volume 2 (page 437)",
          "text": "There were picnic tables set up on the factory's sprawling front lawn, so we each ordered a mushroom burger topped with caramelized onions and grainy mustard on a bed of baby greens. Not exactly fun on a bun, but surprisingly delicious."
        },
        {
          "text": "J. J. Brass, I Spy a Courtyard Casanova\nAnd when Rexy told me an old friend lives right downstairs I thought, well isn't that fun on a bun? When I'm travelling the world, just me and my camera, Rexy won't get too lonely."
        }
      ],
      "glosses": [
        "Great fun; something very entertaining."
      ],
      "raw_glosses": [
        "(slang) Great fun; something very entertaining."
      ],
      "tags": [
        "slang",
        "uncountable"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "fun in a bun"
    }
  ],
  "word": "fun on a bun"
}