"lukau" meaning in Iban

{
  "head_templates": [
    {
      "args": {
        "1": "iba",
        "2": "adverb"
      },
      "expansion": "lukau",
      "name": "head"
    }
  ],
  "lang": "Iban",
  "lang_code": "iba",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Iban entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "bekelukau"
        }
      ],
      "examples": [
        {
          "english": "Grandmother Chakui and the father of Angap are still talking softly so as not to be heard by anyone else though it is late into the night.",
          "text": "Ini Chakui seduai Apai Angap agi lukau-lukau berandau taja malam nyau jauh.",
          "type": "example"
        }
      ],
      "glosses": [
        "the sound of a person speaking but the words are indistinctly heard."
      ],
      "id": "en-lukau-iba-adv-XQ~fxfIX"
    }
  ],
  "word": "lukau"
}

{
  "derived": [
    {
      "word": "bekelukau"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "iba",
        "2": "adverb"
      },
      "expansion": "lukau",
      "name": "head"
    }
  ],
  "lang": "Iban",
  "lang_code": "iba",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "Iban adverbs",
        "Iban entries with incorrect language header",
        "Iban lemmas",
        "Iban terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "Grandmother Chakui and the father of Angap are still talking softly so as not to be heard by anyone else though it is late into the night.",
          "text": "Ini Chakui seduai Apai Angap agi lukau-lukau berandau taja malam nyau jauh.",
          "type": "example"
        }
      ],
      "glosses": [
        "the sound of a person speaking but the words are indistinctly heard."
      ]
    }
  ],
  "word": "lukau"
}