"昔馴染み" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "昔",
        "2": "むかし",
        "3": "馴染み",
        "4": "なじみ",
        "t1": "long ago",
        "t2": "acquaintance"
      },
      "expansion": "昔(むかし) (mukashi, “long ago”) + 馴染(なじ)み (najimi, “acquaintance”)",
      "name": "ja-compound"
    }
  ],
  "etymology_text": "From 昔(むかし) (mukashi, “long ago”) + 馴染(なじ)み (najimi, “acquaintance”)",
  "forms": [
    {
      "form": "昔馴染み",
      "ruby": [
        [
          "昔",
          "むかし"
        ],
        [
          "馴",
          "な"
        ],
        [
          "染",
          "じ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "mukashinajimi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "むかしなじみ"
      },
      "expansion": "昔(むかし)馴(な)染(じ)み • (mukashinajimi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "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 3 kanji",
          "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": [
        "old acquaintance"
      ],
      "id": "en-昔馴染み-ja-noun-MdVKmvNH",
      "links": [
        [
          "old",
          "old"
        ],
        [
          "acquaintance",
          "acquaintance"
        ]
      ],
      "synonyms": [
        {
          "roman": "kyūchi",
          "ruby": [
            [
              "旧知",
              "きゅうち"
            ]
          ],
          "word": "旧知"
        },
        {
          "roman": "kyūchiki",
          "ruby": [
            [
              "旧知己",
              "きゅうちき"
            ]
          ],
          "word": "旧知己"
        }
      ]
    }
  ],
  "sounds": [
    {
      "other": "むかしなじみ"
    },
    {
      "ipa": "[mɯ̟ka̠ɕina̠ʑimʲi]"
    }
  ],
  "word": "昔馴染み"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "昔",
        "2": "むかし",
        "3": "馴染み",
        "4": "なじみ",
        "t1": "long ago",
        "t2": "acquaintance"
      },
      "expansion": "昔(むかし) (mukashi, “long ago”) + 馴染(なじ)み (najimi, “acquaintance”)",
      "name": "ja-compound"
    }
  ],
  "etymology_text": "From 昔(むかし) (mukashi, “long ago”) + 馴染(なじ)み (najimi, “acquaintance”)",
  "forms": [
    {
      "form": "昔馴染み",
      "ruby": [
        [
          "昔",
          "むかし"
        ],
        [
          "馴",
          "な"
        ],
        [
          "染",
          "じ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "mukashinajimi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "むかしなじみ"
      },
      "expansion": "昔(むかし)馴(な)染(じ)み • (mukashinajimi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese compound terms",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with jinmeiyō kanji",
        "Japanese terms spelled with sixth grade kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with 3 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "old acquaintance"
      ],
      "links": [
        [
          "old",
          "old"
        ],
        [
          "acquaintance",
          "acquaintance"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "むかしなじみ"
    },
    {
      "ipa": "[mɯ̟ka̠ɕina̠ʑimʲi]"
    }
  ],
  "synonyms": [
    {
      "roman": "kyūchi",
      "ruby": [
        [
          "旧知",
          "きゅうち"
        ]
      ],
      "word": "旧知"
    },
    {
      "roman": "kyūchiki",
      "ruby": [
        [
          "旧知己",
          "きゅうちき"
        ]
      ],
      "word": "旧知己"
    }
  ],
  "word": "昔馴染み"
}