"bu jëkk" meaning in Wolof

{
  "categories": [
    {
      "kind": "other",
      "name": "Adverbes en wolof",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Wolof",
      "orig": "wolof",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Wolof",
  "lang_code": "wo",
  "pos": "adv",
  "pos_title": "Adverbe",
  "senses": [
    {
      "glosses": [
        "Autrefois."
      ],
      "id": "fr-bu_jëkk-wo-adv-veBHn7kf"
    }
  ],
  "word": "bu jëkk"
}

{
  "categories": [
    "Adverbes en wolof",
    "wolof"
  ],
  "lang": "Wolof",
  "lang_code": "wo",
  "pos": "adv",
  "pos_title": "Adverbe",
  "senses": [
    {
      "glosses": [
        "Autrefois."
      ]
    }
  ],
  "word": "bu jëkk"
}