"K1" meaning in English

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  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        {
          "word": "kinder one"
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      "glosses": [
        "Initialism of kinder one."
      ],
      "id": "en-K1-en-noun-b4XoIQ-0",
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        "(Philippines) Initialism of kinder one."
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      "synonyms": [
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          "word": "K-1"
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  "word": "K1"
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  "lang_code": "en",
  "pos": "noun",
  "senses": [
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      "alt_of": [
        {
          "word": "kinder one"
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        "Initialism of kinder one."
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        "(Philippines) Initialism of kinder one."
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  "synonyms": [
    {
      "word": "K-1"
    }
  ],
  "word": "K1"
}