"roach killer" meaning in English

{
  "forms": [
    {
      "form": "roach killers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "roach killer (plural roach killers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A kind of boot with a very long, pointed toe."
      ],
      "id": "en-roach_killer-en-noun-2SIHjKJK",
      "links": [
        [
          "boot",
          "boot"
        ],
        [
          "toe",
          "toe"
        ]
      ],
      "raw_glosses": [
        "(usually in the plural) A kind of boot with a very long, pointed toe."
      ],
      "related": [
        {
          "word": "waffle stomper"
        }
      ],
      "synonyms": [
        {
          "word": "roach stomper"
        },
        {
          "word": "winkle-picker"
        }
      ],
      "tags": [
        "plural-normally"
      ]
    }
  ],
  "word": "roach killer"
}

{
  "forms": [
    {
      "form": "roach killers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "roach killer (plural roach killers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "waffle stomper"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns"
      ],
      "glosses": [
        "A kind of boot with a very long, pointed toe."
      ],
      "links": [
        [
          "boot",
          "boot"
        ],
        [
          "toe",
          "toe"
        ]
      ],
      "raw_glosses": [
        "(usually in the plural) A kind of boot with a very long, pointed toe."
      ],
      "tags": [
        "plural-normally"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "roach stomper"
    },
    {
      "word": "winkle-picker"
    }
  ],
  "word": "roach killer"
}