"boo" meaning in Latin

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de noms communs en slovène",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Verbes transitifs en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Latin",
      "orig": "latin",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "boātiō"
    },
    {
      "translation": "répondre en beuglant",
      "word": "reboō"
    },
    {
      "translation": "action de répondre par un mugissement",
      "word": "reboātus"
    }
  ],
  "etymology_texts": [
    "Origine soit onomatopéique, soit déverbal de bos."
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "boō, infinitif : boāre, parfait : boāvī, supin : boātum"
  ],
  "senses": [
    {
      "examples": [
        {
          "ref": "Apulée",
          "text": "Sed in prima remansi voce et identidem boavi.",
          "translation": "J’étais coincé sur la première syllabe et je la rugissais en permanence."
        }
      ],
      "glosses": [
        "Crier à tue-tête, rugir, beugler."
      ],
      "id": "fr-boo-la-verb-kDPKu1xA"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈbo.oː\\"
    }
  ],
  "synonyms": [
    {
      "word": "mugio"
    }
  ],
  "tags": [
    "transitive"
  ],
  "word": "boo"
}

{
  "categories": [
    "Formes de noms communs en slovène",
    "Verbes transitifs en latin",
    "latin"
  ],
  "derived": [
    {
      "word": "boātiō"
    },
    {
      "translation": "répondre en beuglant",
      "word": "reboō"
    },
    {
      "translation": "action de répondre par un mugissement",
      "word": "reboātus"
    }
  ],
  "etymology_texts": [
    "Origine soit onomatopéique, soit déverbal de bos."
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "verb",
  "pos_title": "Verbe",
  "raw_tags": [
    "boō, infinitif : boāre, parfait : boāvī, supin : boātum"
  ],
  "senses": [
    {
      "examples": [
        {
          "ref": "Apulée",
          "text": "Sed in prima remansi voce et identidem boavi.",
          "translation": "J’étais coincé sur la première syllabe et je la rugissais en permanence."
        }
      ],
      "glosses": [
        "Crier à tue-tête, rugir, beugler."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈbo.oː\\"
    }
  ],
  "synonyms": [
    {
      "word": "mugio"
    }
  ],
  "tags": [
    "transitive"
  ],
  "word": "boo"
}