"حرفا بحرف" meaning in Arabic

{
  "forms": [
    {
      "form": "حَرْفًا بِحَرْفٍ",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ḥarfan bi-ḥarfin",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "حَرْفًا بِحَرْفٍ",
        "tr": "ḥarfan bi-ḥarfin"
      },
      "expansion": "حَرْفًا بِحَرْفٍ • (ḥarfan bi-ḥarfin)",
      "name": "ar-adv"
    }
  ],
  "lang": "Arabic",
  "lang_code": "ar",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Arabic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Arabic terms with non-redundant manual transliterations",
          "parents": [
            "Terms with non-redundant manual transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "word for word; literally"
      ],
      "id": "en-حرفا_بحرف-ar-adv--Diro6e1",
      "links": [
        [
          "word for word",
          "word for word"
        ],
        [
          "literally",
          "literally"
        ]
      ]
    }
  ],
  "word": "حرفا بحرف"
}

{
  "forms": [
    {
      "form": "حَرْفًا بِحَرْفٍ",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "ḥarfan bi-ḥarfin",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "حَرْفًا بِحَرْفٍ",
        "tr": "ḥarfan bi-ḥarfin"
      },
      "expansion": "حَرْفًا بِحَرْفٍ • (ḥarfan bi-ḥarfin)",
      "name": "ar-adv"
    }
  ],
  "lang": "Arabic",
  "lang_code": "ar",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "Arabic adverbs",
        "Arabic entries with incorrect language header",
        "Arabic lemmas",
        "Arabic multiword terms",
        "Arabic terms with non-redundant manual transliterations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "word for word; literally"
      ],
      "links": [
        [
          "word for word",
          "word for word"
        ],
        [
          "literally",
          "literally"
        ]
      ]
    }
  ],
  "word": "حرفا بحرف"
}