"true dat" meaning in English

{
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "true that"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "African-American Vernacular English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English pronunciation spellings",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              22,
              30
            ]
          ],
          "text": "\"Dis weather sucks.\" \"True dat.\"",
          "type": "example"
        },
        {
          "bold_text_offsets": [
            [
              51,
              59
            ]
          ],
          "ref": "2002, Sheila Copeland, Princess Sister, Sepia/BET Books, →ISBN, page 227:",
          "text": "\"No one would ever think you were born in Paris.\"\n\"True dat.\"",
          "type": "quotation"
        },
        {
          "bold_text_offsets": [
            [
              35,
              43
            ]
          ],
          "ref": "2007, Jennifer Echols, The Boys Next Door, Simon Pulse, →ISBN, page 109:",
          "text": "\"And Adam looks a lot like Sean.\"\n\"True dat.\"",
          "type": "quotation"
        },
        {
          "ref": "2011 20 January, Bill Prady, Steven Molaro & Eric Kaplan, \"The Love Car Displacement\", episode 4-13 of The Big Bang Theory, 00:15:19-00:15:33",
          "text": "Penny: I really appreciate you letting me stay here tonight. […] I know it's kind of weird.\nLeonard Hofstadter: True dat.\nPenny: \"True dat?\"\nLeonard Hofstadter: I've gotten a lot more street since we broke up."
        }
      ],
      "glosses": [
        "Pronunciation spelling of true that."
      ],
      "id": "en-true_dat-en-intj-VlqIS0td",
      "links": [
        [
          "Pronunciation spelling",
          "pronunciation spelling"
        ],
        [
          "true that",
          "true that#English"
        ]
      ],
      "qualifier": "chiefly African-American Vernacular",
      "raw_glosses": [
        "(slang, chiefly African-American Vernacular) Pronunciation spelling of true that."
      ],
      "tags": [
        "alt-of",
        "pronunciation-spelling",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-true dat.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/61/En-au-true_dat.ogg/En-au-true_dat.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/6/61/En-au-true_dat.ogg",
      "tags": [
        "Australia"
      ]
    }
  ],
  "word": "true dat"
}

{
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "true that"
        }
      ],
      "categories": [
        "African-American Vernacular English",
        "English entries with incorrect language header",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "English pronunciation spellings",
        "English slang",
        "English terms with quotations",
        "English terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              22,
              30
            ]
          ],
          "text": "\"Dis weather sucks.\" \"True dat.\"",
          "type": "example"
        },
        {
          "bold_text_offsets": [
            [
              51,
              59
            ]
          ],
          "ref": "2002, Sheila Copeland, Princess Sister, Sepia/BET Books, →ISBN, page 227:",
          "text": "\"No one would ever think you were born in Paris.\"\n\"True dat.\"",
          "type": "quotation"
        },
        {
          "bold_text_offsets": [
            [
              35,
              43
            ]
          ],
          "ref": "2007, Jennifer Echols, The Boys Next Door, Simon Pulse, →ISBN, page 109:",
          "text": "\"And Adam looks a lot like Sean.\"\n\"True dat.\"",
          "type": "quotation"
        },
        {
          "ref": "2011 20 January, Bill Prady, Steven Molaro & Eric Kaplan, \"The Love Car Displacement\", episode 4-13 of The Big Bang Theory, 00:15:19-00:15:33",
          "text": "Penny: I really appreciate you letting me stay here tonight. […] I know it's kind of weird.\nLeonard Hofstadter: True dat.\nPenny: \"True dat?\"\nLeonard Hofstadter: I've gotten a lot more street since we broke up."
        }
      ],
      "glosses": [
        "Pronunciation spelling of true that."
      ],
      "links": [
        [
          "Pronunciation spelling",
          "pronunciation spelling"
        ],
        [
          "true that",
          "true that#English"
        ]
      ],
      "qualifier": "chiefly African-American Vernacular",
      "raw_glosses": [
        "(slang, chiefly African-American Vernacular) Pronunciation spelling of true that."
      ],
      "tags": [
        "alt-of",
        "pronunciation-spelling",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-true dat.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/61/En-au-true_dat.ogg/En-au-true_dat.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/6/61/En-au-true_dat.ogg",
      "tags": [
        "Australia"
      ]
    }
  ],
  "word": "true dat"
}