"rate tart" meaning in English

{
  "etymology_text": "rate, as in \"rate of interest\", and tart, UK slang for prostitute, referring to the promiscuity (in the sense of indiscriminate choice) of such a person",
  "forms": [
    {
      "form": "rate tarts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rate tart (plural rate tarts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "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"
        }
      ],
      "glosses": [
        "A holder of a credit card or bank account who frequently and intentionally changes providers to take advantage of an offer of a low interest rate established to attract new customers."
      ],
      "id": "en-rate_tart-en-noun-gp2gLjEw",
      "links": [
        [
          "holder",
          "holder"
        ],
        [
          "credit card",
          "credit card"
        ],
        [
          "bank account",
          "bank account"
        ],
        [
          "frequently",
          "frequently"
        ],
        [
          "intentionally",
          "intentionally"
        ],
        [
          "change",
          "change"
        ],
        [
          "provider",
          "provider"
        ],
        [
          "take advantage of",
          "take advantage of"
        ],
        [
          "offer",
          "offer"
        ],
        [
          "low",
          "low"
        ],
        [
          "interest rate",
          "interest rate"
        ],
        [
          "establish",
          "establish"
        ],
        [
          "attract",
          "attract"
        ],
        [
          "customer",
          "customer"
        ]
      ],
      "raw_glosses": [
        "(British, informal, somewhat derogatory) A holder of a credit card or bank account who frequently and intentionally changes providers to take advantage of an offer of a low interest rate established to attract new customers."
      ],
      "synonyms": [
        {
          "word": "card tart"
        },
        {
          "word": "credit card tart"
        }
      ],
      "tags": [
        "British",
        "derogatory",
        "informal"
      ]
    }
  ],
  "word": "rate tart"
}

{
  "etymology_text": "rate, as in \"rate of interest\", and tart, UK slang for prostitute, referring to the promiscuity (in the sense of indiscriminate choice) of such a person",
  "forms": [
    {
      "form": "rate tarts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rate tart (plural rate tarts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "British English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English nouns"
      ],
      "glosses": [
        "A holder of a credit card or bank account who frequently and intentionally changes providers to take advantage of an offer of a low interest rate established to attract new customers."
      ],
      "links": [
        [
          "holder",
          "holder"
        ],
        [
          "credit card",
          "credit card"
        ],
        [
          "bank account",
          "bank account"
        ],
        [
          "frequently",
          "frequently"
        ],
        [
          "intentionally",
          "intentionally"
        ],
        [
          "change",
          "change"
        ],
        [
          "provider",
          "provider"
        ],
        [
          "take advantage of",
          "take advantage of"
        ],
        [
          "offer",
          "offer"
        ],
        [
          "low",
          "low"
        ],
        [
          "interest rate",
          "interest rate"
        ],
        [
          "establish",
          "establish"
        ],
        [
          "attract",
          "attract"
        ],
        [
          "customer",
          "customer"
        ]
      ],
      "raw_glosses": [
        "(British, informal, somewhat derogatory) A holder of a credit card or bank account who frequently and intentionally changes providers to take advantage of an offer of a low interest rate established to attract new customers."
      ],
      "tags": [
        "British",
        "derogatory",
        "informal"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "card tart"
    },
    {
      "word": "credit card tart"
    }
  ],
  "word": "rate tart"
}