"worth one's weight in gold" meaning in English

{
  "etymology_text": "Because gold is expensive even in small amounts.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "adjective"
      },
      "expansion": "worth one's weight in gold",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "I find my dog is worth her weight in gold on those long snowy weekends when I can't get out.",
          "type": "example"
        },
        {
          "text": "2011, \"Summer (Where Do We Begin?)\" (song), Phineas and Ferb the Movie: Across the 2nd Dimension\nSummer, every single moment is worth its weight in gold\nSummer, it's like the world's best story and it's waiting to be told"
        }
      ],
      "glosses": [
        "Very valuable."
      ],
      "id": "en-worth_one's_weight_in_gold-en-adj-QycnsPJK",
      "links": [
        [
          "valuable",
          "valuable"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) Very valuable."
      ],
      "related": [
        {
          "word": "worth one's weight in salt"
        }
      ],
      "tags": [
        "idiomatic"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "idiomatic: very valuable",
          "word": "painonsa arvoinen kultaa"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "idiomatic: very valuable",
          "word": "valoir son pesant d’or"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "idiomatic: very valuable",
          "word": "na wagę złota"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "na ves zólota",
          "sense": "idiomatic: very valuable",
          "word": "на вес зо́лота"
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-worth its weight in gold.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/e0/En-au-worth_its_weight_in_gold.ogg/En-au-worth_its_weight_in_gold.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/e0/En-au-worth_its_weight_in_gold.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "worth one's weight in gold"
}

{
  "etymology_text": "Because gold is expensive even in small amounts.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "adjective"
      },
      "expansion": "worth one's weight in gold",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "worth one's weight in salt"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English terms with audio links",
        "English terms with usage examples"
      ],
      "examples": [
        {
          "text": "I find my dog is worth her weight in gold on those long snowy weekends when I can't get out.",
          "type": "example"
        },
        {
          "text": "2011, \"Summer (Where Do We Begin?)\" (song), Phineas and Ferb the Movie: Across the 2nd Dimension\nSummer, every single moment is worth its weight in gold\nSummer, it's like the world's best story and it's waiting to be told"
        }
      ],
      "glosses": [
        "Very valuable."
      ],
      "links": [
        [
          "valuable",
          "valuable"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) Very valuable."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-worth its weight in gold.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/e/e0/En-au-worth_its_weight_in_gold.ogg/En-au-worth_its_weight_in_gold.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/e/e0/En-au-worth_its_weight_in_gold.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "idiomatic: very valuable",
      "word": "painonsa arvoinen kultaa"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "idiomatic: very valuable",
      "word": "valoir son pesant d’or"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "idiomatic: very valuable",
      "word": "na wagę złota"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "na ves zólota",
      "sense": "idiomatic: very valuable",
      "word": "на вес зо́лота"
    }
  ],
  "word": "worth one's weight in gold"
}