"first-aider" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "first aid",
        "3": "er",
        "id2": "occupation"
      },
      "expansion": "first aid + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "first aid + -er",
  "forms": [
    {
      "form": "first-aiders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "first-aider (plural first-aiders)",
      "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"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -er (occupation)",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Someone who can administer first aid"
      ],
      "id": "en-first-aider-en-noun-MXh3sl8X",
      "links": [
        [
          "first aid",
          "first aid"
        ]
      ],
      "translations": [
        {
          "code": "fr",
          "lang": "French",
          "sense": "someone who can administer first aid",
          "tags": [
            "feminine",
            "masculine"
          ],
          "word": "secouriste"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "someone who can administer first aid",
          "tags": [
            "masculine"
          ],
          "word": "Ersthelfer"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "someone who can administer first aid",
          "tags": [
            "feminine"
          ],
          "word": "Ersthelferin"
        },
        {
          "code": "mk",
          "lang": "Macedonian",
          "roman": "líce što dáva pŕva pómoš",
          "sense": "someone who can administer first aid",
          "tags": [
            "neuter"
          ],
          "word": "ли́це што да́ва пр́ва по́мош"
        }
      ]
    }
  ],
  "word": "first-aider"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "first aid",
        "3": "er",
        "id2": "occupation"
      },
      "expansion": "first aid + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "first aid + -er",
  "forms": [
    {
      "form": "first-aiders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "first-aider (plural first-aiders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms suffixed with -er (occupation)"
      ],
      "glosses": [
        "Someone who can administer first aid"
      ],
      "links": [
        [
          "first aid",
          "first aid"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "fr",
      "lang": "French",
      "sense": "someone who can administer first aid",
      "tags": [
        "feminine",
        "masculine"
      ],
      "word": "secouriste"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "someone who can administer first aid",
      "tags": [
        "masculine"
      ],
      "word": "Ersthelfer"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "someone who can administer first aid",
      "tags": [
        "feminine"
      ],
      "word": "Ersthelferin"
    },
    {
      "code": "mk",
      "lang": "Macedonian",
      "roman": "líce što dáva pŕva pómoš",
      "sense": "someone who can administer first aid",
      "tags": [
        "neuter"
      ],
      "word": "ли́це што да́ва пр́ва по́мош"
    }
  ],
  "word": "first-aider"
}