"こんちゃ" meaning in Japanese

{
  "forms": [
    {
      "form": "koncha",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "interjection"
      },
      "expansion": "こんちゃ • (koncha)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "こんにちは"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "contraction of こんにちは"
      ],
      "id": "en-こんちゃ-ja-intj-h1GfYhdC",
      "links": [
        [
          "こんにちは",
          "こんにちは#Japanese"
        ]
      ],
      "raw_glosses": [
        "(slang) contraction of こんにちは"
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "contraction",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[kõ̞ɲ̟t͡ɕa̠]"
    }
  ],
  "word": "こんちゃ"
}

{
  "forms": [
    {
      "form": "koncha",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "interjection"
      },
      "expansion": "こんちゃ • (koncha)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "こんにちは"
        }
      ],
      "categories": [
        "Japanese contractions",
        "Japanese entries with incorrect language header",
        "Japanese hiragana",
        "Japanese interjections",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese slang",
        "Japanese terms spelled with ちゃ",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with IPA pronunciation missing pitch accent",
        "Japanese terms with redundant sortkeys",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "contraction of こんにちは"
      ],
      "links": [
        [
          "こんにちは",
          "こんにちは#Japanese"
        ]
      ],
      "raw_glosses": [
        "(slang) contraction of こんにちは"
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "contraction",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[kõ̞ɲ̟t͡ɕa̠]"
    }
  ],
  "word": "こんちゃ"
}