"big brain" meaning in English

{
  "forms": [
    {
      "form": "more big brain",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most big brain",
      "tags": [
        "superlative"
      ]
    }
  ],
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      "expansion": "big brain (comparative more big brain, superlative most big brain)",
      "name": "en-adj"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
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          "source": "w"
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      "examples": [
        {
          "ref": "2021 September 29, “'Big brain thinking': 3 men attempt to get sofa out of a window, hilarious video goes viral - WATCH”, in TimesNowNews:",
          "type": "quote"
        },
        {
          "ref": "2021 October 7, “Islanders return in Nick Leddy trade was big brain move by Lou Lamoriello”, in EyesOnIsles:",
          "type": "quote"
        },
        {
          "ref": "2021 October 24, “Sora user does big brain play by zapping Sephiroth through the stage with Thundaga during Super Smash Bros. Ultimate compilation”, in EventHubs:",
          "type": "quote"
        }
      ],
      "glosses": [
        "Very intelligent; genius."
      ],
      "id": "en-big_brain-en-adj-AuQ2k-CY",
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "slang",
          "slang"
        ],
        [
          "sarcastic",
          "sarcastic"
        ],
        [
          "intelligent",
          "intelligent"
        ],
        [
          "genius",
          "genius"
        ]
      ],
      "raw_glosses": [
        "(Internet slang, often sarcastic) Very intelligent; genius."
      ],
      "related": [
        {
          "word": "galaxy-brain"
        },
        {
          "word": "4D chess"
        },
        {
          "word": "5head"
        }
      ],
      "tags": [
        "Internet",
        "often",
        "sarcastic"
      ]
    }
  ],
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  ],
  "word": "big brain"
}

{
  "forms": [
    {
      "form": "more big brain",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most big brain",
      "tags": [
        "superlative"
      ]
    }
  ],
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    {
      "args": {},
      "expansion": "big brain (comparative more big brain, superlative most big brain)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "galaxy-brain"
    },
    {
      "word": "4D chess"
    },
    {
      "word": "5head"
    }
  ],
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        "English multiword terms",
        "English sarcastic terms",
        "Pages with 1 entry",
        "Pages with entries"
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      "examples": [
        {
          "ref": "2021 September 29, “'Big brain thinking': 3 men attempt to get sofa out of a window, hilarious video goes viral - WATCH”, in TimesNowNews:",
          "type": "quote"
        },
        {
          "ref": "2021 October 7, “Islanders return in Nick Leddy trade was big brain move by Lou Lamoriello”, in EyesOnIsles:",
          "type": "quote"
        },
        {
          "ref": "2021 October 24, “Sora user does big brain play by zapping Sephiroth through the stage with Thundaga during Super Smash Bros. Ultimate compilation”, in EventHubs:",
          "type": "quote"
        }
      ],
      "glosses": [
        "Very intelligent; genius."
      ],
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "slang",
          "slang"
        ],
        [
          "sarcastic",
          "sarcastic"
        ],
        [
          "intelligent",
          "intelligent"
        ],
        [
          "genius",
          "genius"
        ]
      ],
      "raw_glosses": [
        "(Internet slang, often sarcastic) Very intelligent; genius."
      ],
      "tags": [
        "Internet",
        "often",
        "sarcastic"
      ]
    }
  ],
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  "word": "big brain"
}