"meid" meaning in Norwegian Nynorsk

{
  "forms": [
    {
      "form": "meiden",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "meidar",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "meidane",
      "tags": [
        "definite",
        "plural"
      ]
    }
  ],
  "lang": "Norwegian Nynorsk",
  "lang_code": "nn",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "mei"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Landsmål",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Norwegian Nynorsk entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "(pre-1901 (Landsmål) or dialectal) alternative form of mei",
        "alternative form of mei"
      ],
      "id": "en-meid-nn-noun-bGzpYFOB",
      "links": [
        [
          "mei",
          "mei#Norwegian Nynorsk"
        ]
      ],
      "raw_glosses": [
        "(pre-1901 (Landsmål) or dialectal) alternative form of mei"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "masculine"
      ]
    }
  ],
  "word": "meid"
}

{
  "forms": [
    {
      "form": "meiden",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "meidar",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "meidane",
      "tags": [
        "definite",
        "plural"
      ]
    }
  ],
  "lang": "Norwegian Nynorsk",
  "lang_code": "nn",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "mei"
        }
      ],
      "categories": [
        "Landsmål",
        "Norwegian Nynorsk dialectal terms",
        "Norwegian Nynorsk entries with incorrect language header",
        "Norwegian Nynorsk lemmas",
        "Norwegian Nynorsk masculine nouns",
        "Norwegian Nynorsk nouns",
        "Norwegian Nynorsk pre-1901 forms"
      ],
      "glosses": [
        "(pre-1901 (Landsmål) or dialectal) alternative form of mei",
        "alternative form of mei"
      ],
      "links": [
        [
          "mei",
          "mei#Norwegian Nynorsk"
        ]
      ],
      "raw_glosses": [
        "(pre-1901 (Landsmål) or dialectal) alternative form of mei"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "masculine"
      ]
    }
  ],
  "word": "meid"
}

{
  "called_from": "form_descriptions/1831",
  "msg": "unrecognized sense qualifier: pre-1901 (Landsmål) or dialectal",
  "path": [
    "meid"
  ],
  "section": "Norwegian Nynorsk",
  "subsection": "noun",
  "title": "meid",
  "trace": ""
}