"birrova" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "contraction",
        "head": ""
      },
      "expansion": "birrova",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "birrova",
      "name": "en-cont"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "contraction",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2014, Jason Winstanley, Media Unfriendly",
          "text": "So I cringe when they are regarded as kitsch and retro, a birrova laff. It's obviously not true.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "bit of a"
      ],
      "id": "en-birrova-en-contraction-6KdVCaso",
      "raw_glosses": [
        "(UK, dialect, informal) bit of a"
      ],
      "related": [
        {
          "word": "birra"
        }
      ],
      "tags": [
        "UK",
        "contraction",
        "dialectal",
        "informal"
      ]
    }
  ],
  "word": "birrova"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "contraction",
        "head": ""
      },
      "expansion": "birrova",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "birrova",
      "name": "en-cont"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "contraction",
  "related": [
    {
      "word": "birra"
    }
  ],
  "senses": [
    {
      "categories": [
        "British English",
        "English contractions",
        "English dialectal terms",
        "English entries with incorrect language header",
        "English informal terms",
        "English non-lemma forms",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2014, Jason Winstanley, Media Unfriendly",
          "text": "So I cringe when they are regarded as kitsch and retro, a birrova laff. It's obviously not true.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "bit of a"
      ],
      "raw_glosses": [
        "(UK, dialect, informal) bit of a"
      ],
      "tags": [
        "UK",
        "contraction",
        "dialectal",
        "informal"
      ]
    }
  ],
  "word": "birrova"
}