"nu" meaning in Allemand

{
  "categories": [
    {
      "kind": "other",
      "name": "Adverbes en allemand",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en allemand",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Allemand",
      "orig": "allemand",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Allemand",
  "lang_code": "de",
  "pos": "adv",
  "pos_title": "Adverbe",
  "senses": [
    {
      "alt_of": [
        {
          "word": "nun"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Termes archaïques en allemand",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Termes populaires en allemand",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en allemand",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "ou Variante de nun."
      ],
      "id": "fr-nu-de-adv-4Awzpbc-",
      "raw_tags": [
        "Populaire"
      ],
      "tags": [
        "alt-of",
        "archaic"
      ]
    }
  ],
  "word": "nu"
}

{
  "categories": [
    "Adverbes en allemand",
    "Lemmes en allemand",
    "allemand"
  ],
  "lang": "Allemand",
  "lang_code": "de",
  "pos": "adv",
  "pos_title": "Adverbe",
  "senses": [
    {
      "alt_of": [
        {
          "word": "nun"
        }
      ],
      "categories": [
        "Termes archaïques en allemand",
        "Termes populaires en allemand",
        "Wiktionnaire:Exemples manquants en allemand"
      ],
      "glosses": [
        "ou Variante de nun."
      ],
      "raw_tags": [
        "Populaire"
      ],
      "tags": [
        "alt-of",
        "archaic"
      ]
    }
  ],
  "word": "nu"
}