"dog's trick" meaning in English

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      "expansion": "dog's trick",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "word": "dog trick"
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      "glosses": [
        "Alternative form of dog trick"
      ],
      "id": "en-dog's_trick-en-noun-WQzQ7I1u",
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  "word": "dog's trick"
}

{
  "head_templates": [
    {
      "args": {
        "1": "?"
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      "expansion": "dog's trick",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "dog trick"
        }
      ],
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        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English nouns with unknown or uncertain plurals"
      ],
      "glosses": [
        "Alternative form of dog trick"
      ],
      "links": [
        [
          "dog trick",
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      "tags": [
        "alt-of",
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  ],
  "word": "dog's trick"
}