"iron brew" meaning in English

{
  "etymology_text": "From a trade name introduced in 1901, later changed to Irn-Bru because of legislation forbidding the word brew in names of non-brewed products.",
  "forms": [
    {
      "form": "iron brews",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "iron brew (countable and uncountable, plural iron brews)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English genericized trademarks",
          "parents": [
            "Genericized trademarks",
            "Terms by etymology",
            "Trademarks",
            "Terms by usage"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2005, Scottish Secondary Maths Red, page 181:",
          "text": "A cool box holds 10 cans of cola and 6 cans of iron brew. What is the probability that: (a) a can of cola is selected at random (b) after drinking the cola, the next can selected is iron brew?",
          "type": "quote"
        }
      ],
      "glosses": [
        "An orange-coloured Scottish carbonated soft drink."
      ],
      "id": "en-iron_brew-en-noun-axNa6XEy",
      "links": [
        [
          "Scottish",
          "Scottish"
        ],
        [
          "carbonated",
          "carbonated"
        ],
        [
          "soft drink",
          "soft drink"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "wikipedia": [
        "Irn-Bru"
      ]
    }
  ],
  "word": "iron brew"
}

{
  "etymology_text": "From a trade name introduced in 1901, later changed to Irn-Bru because of legislation forbidding the word brew in names of non-brewed products.",
  "forms": [
    {
      "form": "iron brews",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "iron brew (countable and uncountable, plural iron brews)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English genericized trademarks",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2005, Scottish Secondary Maths Red, page 181:",
          "text": "A cool box holds 10 cans of cola and 6 cans of iron brew. What is the probability that: (a) a can of cola is selected at random (b) after drinking the cola, the next can selected is iron brew?",
          "type": "quote"
        }
      ],
      "glosses": [
        "An orange-coloured Scottish carbonated soft drink."
      ],
      "links": [
        [
          "Scottish",
          "Scottish"
        ],
        [
          "carbonated",
          "carbonated"
        ],
        [
          "soft drink",
          "soft drink"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "wikipedia": [
        "Irn-Bru"
      ]
    }
  ],
  "word": "iron brew"
}