"square root of fuck all" meaning in English

{
  "forms": [
    {
      "form": "the square root of fuck all",
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  "head_templates": [
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        "head": "square root of fuck all"
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      "expansion": "the square root of fuck all (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
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      "examples": [
        {
          "ref": "2011, Gordon W. Dale, Fool's Republic, page 167:",
          "text": "For months, all things in Bobby's life had amounted to the square root of fuck all. Stan sat endlessly on his butt, doing the square root of fuck all. How much dishwashing soap was left? The square root of fuck all.",
          "type": "quote"
        },
        {
          "ref": "2012, Dean Crawford, Immortal:",
          "text": "Nuclear power could save us, but the same people who won't let us burn coal also won't let us use nuclear because it might, possibly be dangerous if something bad happened, leaving us with the square root of fuck all to power our homes.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Absolutely nothing."
      ],
      "id": "en-square_root_of_fuck_all-en-noun-4mT4zCIu",
      "links": [
        [
          "derogatory",
          "derogatory"
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        [
          "nothing",
          "nothing"
        ]
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      "raw_glosses": [
        "(UK, slang, vulgar, derogatory, rare) Absolutely nothing."
      ],
      "tags": [
        "UK",
        "derogatory",
        "rare",
        "slang",
        "uncountable",
        "vulgar"
      ]
    }
  ],
  "word": "square root of fuck all"
}

{
  "forms": [
    {
      "form": "the square root of fuck all",
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  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        "English derogatory terms",
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        "English lemmas",
        "English multiword terms",
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        "English terms with quotations",
        "English terms with rare senses",
        "English uncountable nouns",
        "English vulgarities",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2011, Gordon W. Dale, Fool's Republic, page 167:",
          "text": "For months, all things in Bobby's life had amounted to the square root of fuck all. Stan sat endlessly on his butt, doing the square root of fuck all. How much dishwashing soap was left? The square root of fuck all.",
          "type": "quote"
        },
        {
          "ref": "2012, Dean Crawford, Immortal:",
          "text": "Nuclear power could save us, but the same people who won't let us burn coal also won't let us use nuclear because it might, possibly be dangerous if something bad happened, leaving us with the square root of fuck all to power our homes.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Absolutely nothing."
      ],
      "links": [
        [
          "derogatory",
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        [
          "nothing",
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        "(UK, slang, vulgar, derogatory, rare) Absolutely nothing."
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  "word": "square root of fuck all"
}