"bostar" meaning in Latin

{
  "head_templates": [
    {
      "args": {
        "1": "bostar",
        "g": "n"
      },
      "expansion": "bostar n",
      "name": "la-noun"
    },
    {
      "args": {
        "1": "la",
        "2": "EML."
      },
      "expansion": "(Early Medieval Latin)",
      "name": "tlb"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Early Medieval Latin",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Medieval Latin",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "9th c. AD (manuscript date), Latin-Greek glosses in the Codex Laudunensis 444",
          "text": "Βουστασιον bostar bouilebouilium\nΒουστασιον [is Greek for] bostar, bovile, bovilium.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "a stall for cows"
      ],
      "id": "en-bostar-la-noun-GnedSEwt",
      "synonyms": [
        {
          "word": "bostārium"
        }
      ],
      "tags": [
        "Early",
        "Medieval-Latin",
        "neuter"
      ]
    }
  ],
  "word": "bostar"
}

{
  "head_templates": [
    {
      "args": {
        "1": "bostar",
        "g": "n"
      },
      "expansion": "bostar n",
      "name": "la-noun"
    },
    {
      "args": {
        "1": "la",
        "2": "EML."
      },
      "expansion": "(Early Medieval Latin)",
      "name": "tlb"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Early Medieval Latin",
        "Latin entries with incorrect language header",
        "Latin lemmas",
        "Latin neuter nouns",
        "Latin nouns",
        "Latin terms with quotations",
        "Medieval Latin",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "9th c. AD (manuscript date), Latin-Greek glosses in the Codex Laudunensis 444",
          "text": "Βουστασιον bostar bouilebouilium\nΒουστασιον [is Greek for] bostar, bovile, bovilium.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "a stall for cows"
      ],
      "tags": [
        "Early",
        "Medieval-Latin",
        "neuter"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "bostārium"
    }
  ],
  "word": "bostar"
}