"cm" meaning in Italian

{
  "head_templates": [
    {
      "args": {},
      "expansion": "cm",
      "name": "it-adv"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "how",
          "word": "come"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Italian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "I don't know how",
          "text": "nn so cm",
          "type": "example"
        }
      ],
      "glosses": [
        "Abbreviation of come (“how”)."
      ],
      "id": "en-cm-it-adv-1hChQ2TC",
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "slang",
          "slang"
        ],
        [
          "text messaging",
          "text messaging"
        ],
        [
          "come",
          "come#Italian"
        ]
      ],
      "raw_glosses": [
        "(Internet slang, text messaging) Abbreviation of come (“how”)."
      ],
      "tags": [
        "Internet",
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "cm"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "cm",
      "name": "it-adv"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "how",
          "word": "come"
        }
      ],
      "categories": [
        "Italian abbreviations",
        "Italian adverbs",
        "Italian entries with incorrect language header",
        "Italian internet slang",
        "Italian lemmas",
        "Italian terms with usage examples",
        "Italian text messaging slang",
        "Pages with 3 entries",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "I don't know how",
          "text": "nn so cm",
          "type": "example"
        }
      ],
      "glosses": [
        "Abbreviation of come (“how”)."
      ],
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "slang",
          "slang"
        ],
        [
          "text messaging",
          "text messaging"
        ],
        [
          "come",
          "come#Italian"
        ]
      ],
      "raw_glosses": [
        "(Internet slang, text messaging) Abbreviation of come (“how”)."
      ],
      "tags": [
        "Internet",
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "cm"
}