"this is someone" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "phrase"
      },
      "expansion": "this is someone",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Multicultural London English",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "So I get home at two in the morning, right, and this is my mum: \"where do you think you've been all night?\""
        }
      ],
      "glosses": [
        "This is what (the named person) said or did; used in recounting events, etc."
      ],
      "id": "en-this_is_someone-en-phrase-~LL8accm",
      "raw_glosses": [
        "(MLE) This is what (the named person) said or did; used in recounting events, etc."
      ],
      "related": [
        {
          "word": "be like"
        }
      ],
      "tags": [
        "Multicultural-London-English"
      ]
    }
  ],
  "word": "this is someone"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "phrase"
      },
      "expansion": "this is someone",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
  "related": [
    {
      "word": "be like"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English phrases",
        "Multicultural London English"
      ],
      "examples": [
        {
          "text": "So I get home at two in the morning, right, and this is my mum: \"where do you think you've been all night?\""
        }
      ],
      "glosses": [
        "This is what (the named person) said or did; used in recounting events, etc."
      ],
      "raw_glosses": [
        "(MLE) This is what (the named person) said or did; used in recounting events, etc."
      ],
      "tags": [
        "Multicultural-London-English"
      ]
    }
  ],
  "word": "this is someone"
}