"book token" meaning in English

{
  "forms": [
    {
      "form": "book tokens",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "book token (plural book tokens)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Australian English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "New Zealand English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2013, Roisin Meaney, Don't Even Think About It, →ISBN:",
          "text": "I got a Dunnes jumper and a twenty euro book token from Dad, and luckily he left the tag on the jumper, so I can bring it back after school tomorrow and swap it for something that doesn't look like it was bought by someone who has NO IDEA what thirteen-year-old girls are wearing these days.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A voucher that can be redeemed in the purchase of a book."
      ],
      "id": "en-book_token-en-noun-5m4ApPBa",
      "links": [
        [
          "voucher",
          "voucher"
        ],
        [
          "redeem",
          "redeem"
        ],
        [
          "purchase",
          "purchase"
        ],
        [
          "book",
          "book"
        ]
      ],
      "raw_glosses": [
        "(UK, Australia, New Zealand) A voucher that can be redeemed in the purchase of a book."
      ],
      "synonyms": [
        {
          "word": "booktoken"
        },
        {
          "word": "book-token"
        }
      ],
      "tags": [
        "Australia",
        "New-Zealand",
        "UK"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "EN-AU ck1 book token.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d7/EN-AU_ck1_book_token.ogg/EN-AU_ck1_book_token.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/d7/EN-AU_ck1_book_token.ogg"
    }
  ],
  "word": "book token"
}

{
  "forms": [
    {
      "form": "book tokens",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "book token (plural book tokens)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Australian English",
        "British English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "New Zealand English",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2013, Roisin Meaney, Don't Even Think About It, →ISBN:",
          "text": "I got a Dunnes jumper and a twenty euro book token from Dad, and luckily he left the tag on the jumper, so I can bring it back after school tomorrow and swap it for something that doesn't look like it was bought by someone who has NO IDEA what thirteen-year-old girls are wearing these days.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A voucher that can be redeemed in the purchase of a book."
      ],
      "links": [
        [
          "voucher",
          "voucher"
        ],
        [
          "redeem",
          "redeem"
        ],
        [
          "purchase",
          "purchase"
        ],
        [
          "book",
          "book"
        ]
      ],
      "raw_glosses": [
        "(UK, Australia, New Zealand) A voucher that can be redeemed in the purchase of a book."
      ],
      "tags": [
        "Australia",
        "New-Zealand",
        "UK"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "EN-AU ck1 book token.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d7/EN-AU_ck1_book_token.ogg/EN-AU_ck1_book_token.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/d7/EN-AU_ck1_book_token.ogg"
    }
  ],
  "synonyms": [
    {
      "word": "booktoken"
    },
    {
      "word": "book-token"
    }
  ],
  "word": "book token"
}