"morale-booster" meaning in English

{
  "forms": [
    {
      "form": "morale-boosters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "morale-booster (plural morale-boosters)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2023 April 18, Phil McNulty, “Chelsea Champions League exit: Where do 'disjointed, broken' Blues go from here?”, in BBC Sport",
          "text": "Co-owner Boehly decided it was time for the personal touch after Saturday's home loss to Brighton, although reportedly telling Chelsea's players their season had been \"embarrassing\" was not quite the morale-booster he maybe hoped for.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "something morale-boosting"
      ],
      "id": "en-morale-booster-en-noun-uZzM~RSl",
      "links": [
        [
          "morale-boosting",
          "morale-boosting"
        ]
      ]
    }
  ],
  "word": "morale-booster"
}

{
  "forms": [
    {
      "form": "morale-boosters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "morale-booster (plural morale-boosters)",
      "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"
      ],
      "examples": [
        {
          "ref": "2023 April 18, Phil McNulty, “Chelsea Champions League exit: Where do 'disjointed, broken' Blues go from here?”, in BBC Sport",
          "text": "Co-owner Boehly decided it was time for the personal touch after Saturday's home loss to Brighton, although reportedly telling Chelsea's players their season had been \"embarrassing\" was not quite the morale-booster he maybe hoped for.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "something morale-boosting"
      ],
      "links": [
        [
          "morale-boosting",
          "morale-boosting"
        ]
      ]
    }
  ],
  "word": "morale-booster"
}