"パンの耳" meaning in Japanese

{
  "etymology_text": "Literally, \"bread's ear\".",
  "forms": [
    {
      "form": "パンの耳",
      "ruby": [
        [
          "耳",
          "みみ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "pan no mimi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "パン の みみ"
      },
      "expansion": "パンの耳(みみ) • (pan no mimi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "bread crust"
      ],
      "id": "en-パンの耳-ja-noun-uq-SipdD",
      "links": [
        [
          "crust",
          "crust"
        ]
      ]
    }
  ],
  "word": "パンの耳"
}

{
  "etymology_text": "Literally, \"bread's ear\".",
  "forms": [
    {
      "form": "パンの耳",
      "ruby": [
        [
          "耳",
          "みみ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "pan no mimi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "パン の みみ"
      },
      "expansion": "パンの耳(みみ) • (pan no mimi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with mixed kana",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with one Han script character"
      ],
      "glosses": [
        "bread crust"
      ],
      "links": [
        [
          "crust",
          "crust"
        ]
      ]
    }
  ],
  "word": "パンの耳"
}