"PSBK" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
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      "alt_of": [
        {
          "word": "Philippines Superbike Championship"
        }
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Motor racing",
          "orig": "en:Motor racing",
          "parents": [
            "Automotive",
            "Sports",
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      "glosses": [
        "Initialism of Philippines Superbike Championship."
      ],
      "id": "en-PSBK-en-name-vfS3zohM",
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        [
          "Superbike",
          "superbike#English"
        ]
      ],
      "raw_glosses": [
        "(motor racing) Initialism of Philippines Superbike Championship."
      ],
      "related": [
        {
          "word": "CSBK"
        },
        {
          "word": "ESBK"
        },
        {
          "word": "FSBK"
        },
        {
          "word": "ISBK"
        },
        {
          "word": "SBK"
        },
        {
          "word": "WSBK"
        }
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "motor-racing",
        "racing",
        "sports"
      ]
    }
  ],
  "word": "PSBK"
}

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      "args": {},
      "expansion": "PSBK",
      "name": "en-proper-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "related": [
    {
      "word": "CSBK"
    },
    {
      "word": "ESBK"
    },
    {
      "word": "FSBK"
    },
    {
      "word": "ISBK"
    },
    {
      "word": "SBK"
    },
    {
      "word": "WSBK"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "Philippines Superbike Championship"
        }
      ],
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        "English entries with incorrect language header",
        "English initialisms",
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        "Pages with 1 entry",
        "Pages with entries",
        "en:Motor racing"
      ],
      "glosses": [
        "Initialism of Philippines Superbike Championship."
      ],
      "links": [
        [
          "motor racing",
          "motor racing"
        ],
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          "Philippines",
          "Philippines#English"
        ],
        [
          "Superbike",
          "superbike#English"
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      ],
      "raw_glosses": [
        "(motor racing) Initialism of Philippines Superbike Championship."
      ],
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        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "motor-racing",
        "racing",
        "sports"
      ]
    }
  ],
  "word": "PSBK"
}