"guest beer" meaning in English

{
  "forms": [
    {
      "form": "guest beers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "guest beer (plural guest beers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "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"
        }
      ],
      "glosses": [
        "A beer from a different brewery served in a tied house"
      ],
      "id": "en-guest_beer-en-noun-RUPdGM0E",
      "links": [
        [
          "beer",
          "beer"
        ],
        [
          "tied house",
          "tied house"
        ]
      ],
      "raw_glosses": [
        "(UK) A beer from a different brewery served in a tied house"
      ],
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "guest beer"
}

{
  "forms": [
    {
      "form": "guest beers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "guest beer (plural guest beers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "British English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns"
      ],
      "glosses": [
        "A beer from a different brewery served in a tied house"
      ],
      "links": [
        [
          "beer",
          "beer"
        ],
        [
          "tied house",
          "tied house"
        ]
      ],
      "raw_glosses": [
        "(UK) A beer from a different brewery served in a tied house"
      ],
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "guest beer"
}