"mpúku" meaning in Lingala

{
  "categories": [
    {
      "kind": "other",
      "name": "Noms communs en lingala",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lingala",
      "orig": "lingala",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "bampúku",
      "raw_tags": [
        "Classe",
        "9 ou"
      ]
    }
  ],
  "lang": "Lingala",
  "lang_code": "ln",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "classe 9"
  ],
  "senses": [
    {
      "glosses": [
        "rat, souris, petit rongeur"
      ],
      "id": "fr-mpúku-ln-noun-F34uoVLv"
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en lingala de l’informatique",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "souris"
      ],
      "id": "fr-mpúku-ln-noun-MUsAUSCJ",
      "topics": [
        "computing"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ᵐpu˥.ku˩\\"
    }
  ],
  "synonyms": [
    {
      "word": "mpô"
    }
  ],
  "word": "mpúku"
}

{
  "categories": [
    "Noms communs en lingala",
    "lingala"
  ],
  "forms": [
    {
      "form": "bampúku",
      "raw_tags": [
        "Classe",
        "9 ou"
      ]
    }
  ],
  "lang": "Lingala",
  "lang_code": "ln",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "classe 9"
  ],
  "senses": [
    {
      "glosses": [
        "rat, souris, petit rongeur"
      ]
    },
    {
      "categories": [
        "Lexique en lingala de l’informatique"
      ],
      "glosses": [
        "souris"
      ],
      "topics": [
        "computing"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ᵐpu˥.ku˩\\"
    }
  ],
  "synonyms": [
    {
      "word": "mpô"
    }
  ],
  "word": "mpúku"
}