"pombo-passageiro" meaning in Portuguese

{
  "forms": [
    {
      "form": "pombos-passageiros",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "++"
      },
      "expansion": "pombo-passageiro m (plural pombos-passageiros)",
      "name": "pt-noun"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Portuguese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "pt",
          "name": "Columbids",
          "orig": "pt:Columbids",
          "parents": [
            "Birds",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "passenger pigeon (Ectopistes migratorius, an extinct bird species)"
      ],
      "id": "en-pombo-passageiro-pt-noun-i7G8QpbB",
      "links": [
        [
          "passenger pigeon",
          "passenger pigeon"
        ],
        [
          "Ectopistes migratorius",
          "Ectopistes migratorius#Translingual"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "pombo-passageiro"
}

{
  "forms": [
    {
      "form": "pombos-passageiros",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "++"
      },
      "expansion": "pombo-passageiro m (plural pombos-passageiros)",
      "name": "pt-noun"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Portuguese countable nouns",
        "Portuguese entries with incorrect language header",
        "Portuguese lemmas",
        "Portuguese masculine nouns",
        "Portuguese multiword terms",
        "Portuguese nouns",
        "Portuguese nouns with red links in their headword lines",
        "pt:Columbids"
      ],
      "glosses": [
        "passenger pigeon (Ectopistes migratorius, an extinct bird species)"
      ],
      "links": [
        [
          "passenger pigeon",
          "passenger pigeon"
        ],
        [
          "Ectopistes migratorius",
          "Ectopistes migratorius#Translingual"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "pombo-passageiro"
}