"...?" meaning in Translingual

{
  "etymology_text": "... + ?",
  "forms": [
    {
      "form": "...",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "10": "",
        "11": "or",
        "12": "",
        "2": "punctuation mark",
        "3": "",
        "4": "",
        "5": "",
        "6": "",
        "7": "or",
        "8": "",
        "9": "or",
        "cat2": "",
        "f1lang": "en",
        "f1nolink": "",
        "f2lang": "en",
        "f2nolink": "",
        "f3lang": "en",
        "f3nolink": "",
        "f4lang": "en",
        "f4nolink": "",
        "head": "[…]?",
        "head2": "",
        "sc": "",
        "sort": ""
      },
      "expansion": "...?",
      "name": "head"
    },
    {
      "args": {
        "head": "[…]?"
      },
      "expansion": "...?",
      "name": "mul-punctuation mark"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "punct",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Translingual punctuation marks",
          "parents": [
            "Punctuation marks",
            "Letters, symbols, and punctuation",
            "Symbols",
            "Orthography",
            "Writing",
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "What does it mean...?",
          "ref": "2003, J. K. Rowling, translated by Lia Wyler, Harry Potter e a Ordem da Fênix [Harry Potter and the Order of the Phoenix] (Harry Potter; 5), Rio de Janeiro: Rocco, →ISBN, page 415:",
          "text": "O que significa...?",
          "type": "quote"
        }
      ],
      "glosses": [
        "An incomplete question, usually for emotional effect."
      ],
      "id": "en-...?-mul-punct-fYHiNE6v",
      "links": [
        [
          "incomplete",
          "incomplete"
        ],
        [
          "emotional",
          "emotional"
        ]
      ],
      "raw_tags": [
        "punctuation"
      ],
      "synonyms": [
        {
          "word": "..?"
        }
      ]
    }
  ],
  "word": "...?"
}

{
  "etymology_text": "... + ?",
  "forms": [
    {
      "form": "...",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "10": "",
        "11": "or",
        "12": "",
        "2": "punctuation mark",
        "3": "",
        "4": "",
        "5": "",
        "6": "",
        "7": "or",
        "8": "",
        "9": "or",
        "cat2": "",
        "f1lang": "en",
        "f1nolink": "",
        "f2lang": "en",
        "f2nolink": "",
        "f3lang": "en",
        "f3nolink": "",
        "f4lang": "en",
        "f4nolink": "",
        "head": "[…]?",
        "head2": "",
        "sc": "",
        "sort": ""
      },
      "expansion": "...?",
      "name": "head"
    },
    {
      "args": {
        "head": "[…]?"
      },
      "expansion": "...?",
      "name": "mul-punctuation mark"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "punct",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Portuguese terms with quotations",
        "Translingual entries with incorrect language header",
        "Translingual lemmas",
        "Translingual punctuation marks",
        "Translingual terms spelled with .",
        "Translingual terms spelled with ?"
      ],
      "examples": [
        {
          "english": "What does it mean...?",
          "ref": "2003, J. K. Rowling, translated by Lia Wyler, Harry Potter e a Ordem da Fênix [Harry Potter and the Order of the Phoenix] (Harry Potter; 5), Rio de Janeiro: Rocco, →ISBN, page 415:",
          "text": "O que significa...?",
          "type": "quote"
        }
      ],
      "glosses": [
        "An incomplete question, usually for emotional effect."
      ],
      "links": [
        [
          "incomplete",
          "incomplete"
        ],
        [
          "emotional",
          "emotional"
        ]
      ],
      "raw_tags": [
        "punctuation"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "..?"
    }
  ],
  "word": "...?"
}