"udu" meaning in Sumerian

{
  "head_templates": [
    {
      "args": {
        "1": "sux",
        "2": "romanization",
        "head": ""
      },
      "expansion": "udu",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "udu",
      "name": "sux-rom"
    }
  ],
  "lang": "Sumerian",
  "lang_code": "sux",
  "pos": "romanization",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "udu",
          "word": "𒇻"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Sumerian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Sumerian romanizations",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "15 15 15 17 11 1 0 11 4 7 3 1",
          "kind": "other",
          "name": "West Makian terms in nonstandard scripts",
          "parents": [
            "Terms in nonstandard scripts",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Romanization of 𒇻 (udu)"
      ],
      "id": "en-udu-sux-romanization-zHi72xut",
      "links": [
        [
          "𒇻",
          "𒇻#Sumerian"
        ]
      ],
      "tags": [
        "alt-of",
        "romanization"
      ]
    }
  ],
  "word": "udu"
}

{
  "categories": [
    "West Makian entries with incorrect language header",
    "West Makian lemmas",
    "West Makian nouns",
    "West Makian palindromes",
    "West Makian terms in nonstandard scripts",
    "West Makian terms with IPA pronunciation",
    "West Makian verbs"
  ],
  "head_templates": [
    {
      "args": {
        "1": "sux",
        "2": "romanization",
        "head": ""
      },
      "expansion": "udu",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "udu",
      "name": "sux-rom"
    }
  ],
  "lang": "Sumerian",
  "lang_code": "sux",
  "pos": "romanization",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "udu",
          "word": "𒇻"
        }
      ],
      "categories": [
        "Sumerian entries with incorrect language header",
        "Sumerian non-lemma forms",
        "Sumerian palindromes",
        "Sumerian romanizations"
      ],
      "glosses": [
        "Romanization of 𒇻 (udu)"
      ],
      "links": [
        [
          "𒇻",
          "𒇻#Sumerian"
        ]
      ],
      "tags": [
        "alt-of",
        "romanization"
      ]
    }
  ],
  "word": "udu"
}