"一つ目小僧" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "一つ目",
        "3": "小僧"
      },
      "expansion": "一つ目 + 小僧",
      "name": "com"
    }
  ],
  "etymology_text": "一つ目 + 小僧",
  "forms": [
    {
      "form": "一つ目小僧",
      "ruby": [
        [
          "一",
          "ひと"
        ],
        [
          "目",
          "め"
        ],
        [
          "小",
          "こ"
        ],
        [
          "僧",
          "ぞう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "hitotsumekozō",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ひとつめこぞう"
      },
      "expansion": "一(ひと)つ目(め)小(こ)僧(ぞう) • (hitotsumekozō)",
      "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": [
        "one-eyed goblin, a Japanese monster"
      ],
      "id": "en-一つ目小僧-ja-noun-WfPlWIev",
      "links": [
        [
          "one-eyed",
          "one-eyed"
        ],
        [
          "goblin",
          "goblin"
        ]
      ],
      "related": [
        {
          "roman": "mittsume kozō",
          "ruby": [
            [
              "三",
              "みっ"
            ],
            [
              "目小僧",
              "めこぞう"
            ]
          ],
          "word": "三つ目小僧"
        }
      ]
    }
  ],
  "sounds": [
    {
      "other": "ひとつめこぞー"
    },
    {
      "ipa": "[çi̥to̞t͡sɨᵝme̞ko̞zo̞ː]"
    }
  ],
  "word": "一つ目小僧"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "一つ目",
        "3": "小僧"
      },
      "expansion": "一つ目 + 小僧",
      "name": "com"
    }
  ],
  "etymology_text": "一つ目 + 小僧",
  "forms": [
    {
      "form": "一つ目小僧",
      "ruby": [
        [
          "一",
          "ひと"
        ],
        [
          "目",
          "め"
        ],
        [
          "小",
          "こ"
        ],
        [
          "僧",
          "ぞう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "hitotsumekozō",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ひとつめこぞう"
      },
      "expansion": "一(ひと)つ目(め)小(こ)僧(ぞう) • (hitotsumekozō)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "related": [
    {
      "roman": "mittsume kozō",
      "ruby": [
        [
          "三",
          "みっ"
        ],
        [
          "目小僧",
          "めこぞう"
        ]
      ],
      "word": "三つ目小僧"
    }
  ],
  "senses": [
    {
      "categories": [
        "Japanese compound terms",
        "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 secondary school kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with four Han script characters"
      ],
      "glosses": [
        "one-eyed goblin, a Japanese monster"
      ],
      "links": [
        [
          "one-eyed",
          "one-eyed"
        ],
        [
          "goblin",
          "goblin"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "ひとつめこぞー"
    },
    {
      "ipa": "[çi̥to̞t͡sɨᵝme̞ko̞zo̞ː]"
    }
  ],
  "word": "一つ目小僧"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "一つ目小僧"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "一つ目小僧",
  "trace": ""
}