"firm power" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "the guaranteed power provided by a power plant or transmission system"
      ],
      "id": "en-firm_power-en-noun-q9oJrg~n",
      "links": [
        [
          "power plant",
          "power plant"
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      "tags": [
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  "word": "firm power"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "the guaranteed power provided by a power plant or transmission system"
      ],
      "links": [
        [
          "power plant",
          "power plant"
        ]
      ],
      "tags": [
        "uncountable"
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  "word": "firm power"
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