"pays for itself" meaning in English

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      "expansion": "pays for itself",
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  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
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          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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      "form_of": [
        {
          "word": "pay for itself"
        }
      ],
      "glosses": [
        "third-person singular simple present indicative of pay for itself."
      ],
      "id": "en-pays_for_itself-en-verb-RsDpmusK",
      "links": [
        [
          "pay for itself",
          "pay for itself#English"
        ]
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      "tags": [
        "form-of",
        "indicative",
        "present",
        "singular",
        "third-person"
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    }
  ],
  "word": "pays for itself"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "verb form"
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      "expansion": "pays for itself",
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  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
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        "English non-lemma forms",
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      "form_of": [
        {
          "word": "pay for itself"
        }
      ],
      "glosses": [
        "third-person singular simple present indicative of pay for itself."
      ],
      "links": [
        [
          "pay for itself",
          "pay for itself#English"
        ]
      ],
      "tags": [
        "form-of",
        "indicative",
        "present",
        "singular",
        "third-person"
      ]
    }
  ],
  "word": "pays for itself"
}