"kk" meaning in Finnish

{
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "nouns",
        "cat2": "",
        "g": "",
        "head": "",
        "sort": ""
      },
      "expansion": "kk",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "kk",
      "name": "fi-noun"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "month",
          "word": "kuukausi"
        }
      ],
      "categories": [],
      "glosses": [
        "Abbreviation of kuukausi (“month”)."
      ],
      "id": "en-kk-fi-noun-25C89ZO~",
      "links": [
        [
          "kuukausi",
          "kuukausi#Finnish"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "village with a church",
          "word": "kirkonkylä"
        }
      ],
      "categories": [],
      "glosses": [
        "Abbreviation of kirkonkylä (“village with a church”)."
      ],
      "id": "en-kk-fi-noun-NPTOvZ-m",
      "links": [
        [
          "kirkonkylä",
          "kirkonkylä#Finnish"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "machine gun",
          "word": "konekivääri"
        }
      ],
      "categories": [
        {
          "_dis": "10 10 80",
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "9 9 82",
          "kind": "other",
          "name": "Finnish entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "16 16 67",
          "kind": "topical",
          "langcode": "fi",
          "name": "Weapons",
          "orig": "fi:Weapons",
          "parents": [
            "Hunting",
            "Military",
            "Tools",
            "Human activity",
            "Society",
            "Technology",
            "Human behaviour",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Abbreviation of konekivääri (“machine gun”)."
      ],
      "id": "en-kk-fi-noun-DbEtZaVO",
      "links": [
        [
          "konekivääri",
          "konekivääri#Finnish"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkoːkoː/"
    },
    {
      "ipa": "[ˈko̞ːko̞ː]"
    }
  ],
  "word": "kk"
}

{
  "categories": [
    "Finnish 2-syllable words",
    "Finnish entries with incorrect language header",
    "Finnish entries with topic categories using raw markup",
    "Finnish lemmas",
    "Finnish nouns",
    "Finnish terms with IPA pronunciation",
    "fi-pronunciation missing hyphenation or rhymes",
    "fi:Weapons"
  ],
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "nouns",
        "cat2": "",
        "g": "",
        "head": "",
        "sort": ""
      },
      "expansion": "kk",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "kk",
      "name": "fi-noun"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "month",
          "word": "kuukausi"
        }
      ],
      "categories": [
        "Finnish abbreviations"
      ],
      "glosses": [
        "Abbreviation of kuukausi (“month”)."
      ],
      "links": [
        [
          "kuukausi",
          "kuukausi#Finnish"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "village with a church",
          "word": "kirkonkylä"
        }
      ],
      "categories": [
        "Finnish abbreviations"
      ],
      "glosses": [
        "Abbreviation of kirkonkylä (“village with a church”)."
      ],
      "links": [
        [
          "kirkonkylä",
          "kirkonkylä#Finnish"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "machine gun",
          "word": "konekivääri"
        }
      ],
      "categories": [
        "Finnish abbreviations"
      ],
      "glosses": [
        "Abbreviation of konekivääri (“machine gun”)."
      ],
      "links": [
        [
          "konekivääri",
          "konekivääri#Finnish"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkoːkoː/"
    },
    {
      "ipa": "[ˈko̞ːko̞ː]"
    }
  ],
  "word": "kk"
}