"tvo" meaning in Icelandic

{
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "numeral form",
        "g": "m-p"
      },
      "expansion": "tvo m pl",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "num",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Icelandic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "I met two of our former classmates yesterday.",
          "text": "Ég hitti tvo fyrrverandi bekkjarfélaga okkar í gær.",
          "type": "example"
        }
      ],
      "form_of": [
        {
          "word": "tveir"
        }
      ],
      "glosses": [
        "masculine accusative of tveir"
      ],
      "id": "en-tvo-is-num-gwvbhEt3",
      "links": [
        [
          "tveir",
          "tveir#Icelandic"
        ]
      ],
      "raw_glosses": [
        "(in the plural) masculine accusative of tveir"
      ],
      "tags": [
        "accusative",
        "form-of",
        "in-plural",
        "masculine",
        "plural"
      ]
    }
  ],
  "word": "tvo"
}

{
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "numeral form",
        "g": "m-p"
      },
      "expansion": "tvo m pl",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "num",
  "senses": [
    {
      "categories": [
        "Icelandic entries with incorrect language header",
        "Icelandic non-lemma forms",
        "Icelandic numeral forms",
        "Icelandic terms with usage examples",
        "Pages with 4 entries",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "I met two of our former classmates yesterday.",
          "text": "Ég hitti tvo fyrrverandi bekkjarfélaga okkar í gær.",
          "type": "example"
        }
      ],
      "form_of": [
        {
          "word": "tveir"
        }
      ],
      "glosses": [
        "masculine accusative of tveir"
      ],
      "links": [
        [
          "tveir",
          "tveir#Icelandic"
        ]
      ],
      "raw_glosses": [
        "(in the plural) masculine accusative of tveir"
      ],
      "tags": [
        "accusative",
        "form-of",
        "in-plural",
        "masculine",
        "plural"
      ]
    }
  ],
  "word": "tvo"
}