"big woop" meaning in English

{
  "etymology_text": "From whoopee, used sarcastically.",
  "head_templates": [
    {
      "args": {},
      "expansion": "big woop",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "so what? Used dismissively to discount the importance of something or the magnitude of its effects."
      ],
      "id": "en-big_woop-en-intj-dmtrA6FH",
      "links": [
        [
          "so what",
          "so what"
        ]
      ],
      "raw_glosses": [
        "(colloquial, US) so what? Used dismissively to discount the importance of something or the magnitude of its effects."
      ],
      "synonyms": [
        {
          "word": "big whoop"
        },
        {
          "word": "no big woop"
        }
      ],
      "tags": [
        "US",
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/bɪɡ wʊp/",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "big woop"
}

{
  "etymology_text": "From whoopee, used sarcastically.",
  "head_templates": [
    {
      "args": {},
      "expansion": "big woop",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "American English",
        "English colloquialisms",
        "English entries with incorrect language header",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "so what? Used dismissively to discount the importance of something or the magnitude of its effects."
      ],
      "links": [
        [
          "so what",
          "so what"
        ]
      ],
      "raw_glosses": [
        "(colloquial, US) so what? Used dismissively to discount the importance of something or the magnitude of its effects."
      ],
      "tags": [
        "US",
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/bɪɡ wʊp/",
      "tags": [
        "US"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "big whoop"
    },
    {
      "word": "no big woop"
    }
  ],
  "word": "big woop"
}