"yeah, no" meaning in English

{
  "head_templates": [
    {
      "args": {},
      "expansion": "yeah, no",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Australian English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "New Zealand English",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Used sarcastically to answer \"no\" to a question where the negative answer should have been obvious."
      ],
      "id": "en-yeah,_no-en-intj-GJrc1c~L",
      "links": [
        [
          "sarcastically",
          "sarcastically#English"
        ],
        [
          "no",
          "no#English"
        ],
        [
          "obvious",
          "obvious#English"
        ]
      ],
      "raw_glosses": [
        "(emphatic, colloquial, especially Australia, New Zealand and California) Used sarcastically to answer \"no\" to a question where the negative answer should have been obvious."
      ],
      "tags": [
        "Australia",
        "California",
        "New-Zealand",
        "colloquial",
        "emphatic",
        "especially"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Upper Midwestern US English",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "\"Look at those clouds; it might rain.\" \"Yeah, no, the weatherman says it won't rain until at least next week.\"",
          "type": "example"
        }
      ],
      "glosses": [
        "A softened negative response to a question or statement that seems plausible but is not factual."
      ],
      "id": "en-yeah,_no-en-intj-cVRjVkss",
      "qualifier": "chiefly Upper Midwestern US",
      "raw_glosses": [
        "(colloquial, chiefly Upper Midwestern US) A softened negative response to a question or statement that seems plausible but is not factual."
      ],
      "tags": [
        "colloquial"
      ]
    },
    {
      "categories": [
        {
          "_dis": "32 26 42",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "an agreement; the “yeah” functions as affirmation, while the “no” could be replaced by the phrase “don’t worry.”"
      ],
      "id": "en-yeah,_no-en-intj-A6ommGc2",
      "synonyms": [
        {
          "_dis1": "11 2 87",
          "word": "no"
        },
        {
          "_dis1": "11 2 87",
          "word": "no way"
        },
        {
          "_dis1": "11 2 87",
          "word": "yeah right"
        },
        {
          "_dis1": "11 2 87",
          "word": "yeah no"
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-yeah, no.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/dc/En-au-yeah%2C_no.ogg/En-au-yeah%2C_no.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/dc/En-au-yeah%2C_no.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "yeah, no"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English interjections",
    "English lemmas",
    "English multiword terms",
    "English terms with audio links"
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "yeah, no",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Australian English",
        "English colloquialisms",
        "New Zealand English"
      ],
      "glosses": [
        "Used sarcastically to answer \"no\" to a question where the negative answer should have been obvious."
      ],
      "links": [
        [
          "sarcastically",
          "sarcastically#English"
        ],
        [
          "no",
          "no#English"
        ],
        [
          "obvious",
          "obvious#English"
        ]
      ],
      "raw_glosses": [
        "(emphatic, colloquial, especially Australia, New Zealand and California) Used sarcastically to answer \"no\" to a question where the negative answer should have been obvious."
      ],
      "tags": [
        "Australia",
        "California",
        "New-Zealand",
        "colloquial",
        "emphatic",
        "especially"
      ]
    },
    {
      "categories": [
        "English colloquialisms",
        "English terms with usage examples",
        "Upper Midwestern US English"
      ],
      "examples": [
        {
          "text": "\"Look at those clouds; it might rain.\" \"Yeah, no, the weatherman says it won't rain until at least next week.\"",
          "type": "example"
        }
      ],
      "glosses": [
        "A softened negative response to a question or statement that seems plausible but is not factual."
      ],
      "qualifier": "chiefly Upper Midwestern US",
      "raw_glosses": [
        "(colloquial, chiefly Upper Midwestern US) A softened negative response to a question or statement that seems plausible but is not factual."
      ],
      "tags": [
        "colloquial"
      ]
    },
    {
      "glosses": [
        "an agreement; the “yeah” functions as affirmation, while the “no” could be replaced by the phrase “don’t worry.”"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "en-au-yeah, no.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/dc/En-au-yeah%2C_no.ogg/En-au-yeah%2C_no.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/d/dc/En-au-yeah%2C_no.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "synonyms": [
    {
      "word": "no"
    },
    {
      "word": "no way"
    },
    {
      "word": "yeah right"
    },
    {
      "word": "yeah no"
    }
  ],
  "word": "yeah, no"
}