"get outta here" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
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      "alt_of": [
        {
          "word": "get out of here"
        }
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      "examples": [
        {
          "text": "Get outta here! I'm trying to read!",
          "type": "example"
        }
      ],
      "glosses": [
        "Pronunciation spelling of get out of here."
      ],
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      "synonyms": [
        {
          "_dis1": "74 26",
          "sense": "used to tell someone to go away",
          "word": "beat it"
        },
        {
          "_dis1": "74 26",
          "sense": "used to tell someone to go away",
          "word": "go away"
        }
      ],
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        "alt-of",
        "pronunciation-spelling"
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    },
    {
      "categories": [],
      "examples": [
        {
          "text": "A: I just got a date with Cindy."
        },
        {
          "text": "B: Get outta here!"
        }
      ],
      "glosses": [
        "Indicating disbelief or requesting confirmation."
      ],
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          "disbelief",
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      "raw_glosses": [
        "(idiomatic, colloquial) Indicating disbelief or requesting confirmation."
      ],
      "synonyms": [
        {
          "_dis1": "7 93",
          "sense": "indicating disbelief or requesting confirmation",
          "word": "really?"
        },
        {
          "_dis1": "7 93",
          "sense": "indicating disbelief or requesting confirmation",
          "word": "no way!"
        }
      ],
      "tags": [
        "colloquial",
        "idiomatic"
      ]
    }
  ],
  "sounds": [
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      "audio": "en-au-get outta here.ogg",
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  "word": "get outta here"
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  "lang_code": "en",
  "pos": "intj",
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          "word": "get out of here"
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      "examples": [
        {
          "text": "Get outta here! I'm trying to read!",
          "type": "example"
        }
      ],
      "glosses": [
        "Pronunciation spelling of get out of here."
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      "examples": [
        {
          "text": "A: I just got a date with Cindy."
        },
        {
          "text": "B: Get outta here!"
        }
      ],
      "glosses": [
        "Indicating disbelief or requesting confirmation."
      ],
      "links": [
        [
          "disbelief",
          "disbelief"
        ],
        [
          "confirmation",
          "confirmation"
        ]
      ],
      "raw_glosses": [
        "(idiomatic, colloquial) Indicating disbelief or requesting confirmation."
      ],
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        "colloquial",
        "idiomatic"
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  "sounds": [
    {
      "audio": "en-au-get outta here.ogg",
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  "synonyms": [
    {
      "sense": "used to tell someone to go away",
      "word": "beat it"
    },
    {
      "sense": "used to tell someone to go away",
      "word": "go away"
    },
    {
      "sense": "indicating disbelief or requesting confirmation",
      "word": "really?"
    },
    {
      "sense": "indicating disbelief or requesting confirmation",
      "word": "no way!"
    }
  ],
  "word": "get outta here"
}