"bull week" meaning in English

{
  "forms": [
    {
      "form": "bull weeks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bull week (plural bull weeks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Business",
          "orig": "en:Business",
          "parents": [
            "Economics",
            "Society",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1980, Hano Johannsen, G. Terry Page, International Dictionary of Management, page 49",
          "text": "When absenteeism is low in a factory and output high. In most industries, weeks just before holiday periods are seen as potential bull weeks when employees are particularly keen to earn high wages.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A week of low employee absenteeism."
      ],
      "id": "en-bull_week-en-noun-o5oheAHP",
      "links": [
        [
          "business",
          "business"
        ],
        [
          "employee",
          "employee"
        ],
        [
          "absenteeism",
          "absenteeism"
        ]
      ],
      "raw_glosses": [
        "(business) A week of low employee absenteeism."
      ],
      "topics": [
        "business"
      ]
    }
  ],
  "word": "bull week"
}

{
  "forms": [
    {
      "form": "bull weeks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bull week (plural bull weeks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Quotation templates to be cleaned",
        "en:Business"
      ],
      "examples": [
        {
          "ref": "1980, Hano Johannsen, G. Terry Page, International Dictionary of Management, page 49",
          "text": "When absenteeism is low in a factory and output high. In most industries, weeks just before holiday periods are seen as potential bull weeks when employees are particularly keen to earn high wages.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A week of low employee absenteeism."
      ],
      "links": [
        [
          "business",
          "business"
        ],
        [
          "employee",
          "employee"
        ],
        [
          "absenteeism",
          "absenteeism"
        ]
      ],
      "raw_glosses": [
        "(business) A week of low employee absenteeism."
      ],
      "topics": [
        "business"
      ]
    }
  ],
  "word": "bull week"
}