"Krack" meaning in Luxembourgish

{
  "forms": [
    {
      "form": "Kräck",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "Kräck"
      },
      "expansion": "Krack m (plural Kräck)",
      "name": "lb-noun"
    }
  ],
  "lang": "Luxembourgish",
  "lang_code": "lb",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "examples": [
        {
          "english": "The window has a crack in it.",
          "text": "D'Fënster huet e Krack.",
          "type": "example"
        }
      ],
      "glosses": [
        "crack"
      ],
      "id": "en-Krack-lb-noun-lPlMnJe~",
      "links": [
        [
          "crack",
          "crack"
        ]
      ],
      "tags": [
        "masculine"
      ]
    },
    {
      "categories": [
        {
          "_dis": "6 94",
          "kind": "other",
          "name": "Luxembourgish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "notch"
      ],
      "id": "en-Krack-lb-noun-qXK8GzIg",
      "links": [
        [
          "notch",
          "notch"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kʀɑk/"
    },
    {
      "rhymes": "-ɑk"
    }
  ],
  "word": "Krack"
}

{
  "categories": [
    "Luxembourgish entries with incorrect language header",
    "Luxembourgish lemmas",
    "Luxembourgish masculine nouns",
    "Luxembourgish nouns",
    "Pages with 2 entries",
    "Pages with entries",
    "Rhymes:Luxembourgish/ɑk",
    "Rhymes:Luxembourgish/ɑk/1 syllable"
  ],
  "forms": [
    {
      "form": "Kräck",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "Kräck"
      },
      "expansion": "Krack m (plural Kräck)",
      "name": "lb-noun"
    }
  ],
  "lang": "Luxembourgish",
  "lang_code": "lb",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Luxembourgish terms with usage examples"
      ],
      "examples": [
        {
          "english": "The window has a crack in it.",
          "text": "D'Fënster huet e Krack.",
          "type": "example"
        }
      ],
      "glosses": [
        "crack"
      ],
      "links": [
        [
          "crack",
          "crack"
        ]
      ],
      "tags": [
        "masculine"
      ]
    },
    {
      "glosses": [
        "notch"
      ],
      "links": [
        [
          "notch",
          "notch"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kʀɑk/"
    },
    {
      "rhymes": "-ɑk"
    }
  ],
  "word": "Krack"
}