"mann" meaning in Icelandic

{
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "noun form"
      },
      "expansion": "mann",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Icelandic entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 14 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "maður"
        }
      ],
      "glosses": [
        "indefinite accusative singular of maður"
      ],
      "id": "en-mann-is-noun-kYyMrK1m",
      "links": [
        [
          "maður",
          "maður#Icelandic"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "indefinite",
        "masculine",
        "singular"
      ]
    }
  ],
  "word": "mann"
}

{
  "categories": [
    "Old Saxon a-stem nouns",
    "Old Saxon entries with incorrect language header",
    "Old Saxon lemmas",
    "Old Saxon masculine nouns",
    "Old Saxon nouns",
    "Old Saxon pronouns",
    "Old Saxon terms derived from Proto-Germanic",
    "Old Saxon terms derived from Proto-West Germanic",
    "Old Saxon terms inherited from Proto-Germanic",
    "Old Saxon terms inherited from Proto-West Germanic",
    "Pages with 14 entries",
    "Pages with entries"
  ],
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "noun form"
      },
      "expansion": "mann",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Icelandic entries with incorrect language header",
        "Icelandic non-lemma forms",
        "Icelandic noun forms",
        "Pages with 14 entries",
        "Pages with entries"
      ],
      "form_of": [
        {
          "word": "maður"
        }
      ],
      "glosses": [
        "indefinite accusative singular of maður"
      ],
      "links": [
        [
          "maður",
          "maður#Icelandic"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "indefinite",
        "masculine",
        "singular"
      ]
    }
  ],
  "word": "mann"
}