"sergeant first class" meaning in English

{
  "forms": [
    {
      "form": "sergeants first class",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sergeants first class"
      },
      "expansion": "sergeant first class (plural sergeants first class)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms where the adjective follows the noun",
          "parents": [
            "Terms where the adjective follows the noun",
            "Terms by orthographic property",
            "Terms by lexical property"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Military ranks",
          "orig": "en:Military ranks",
          "parents": [
            "Military",
            "Positions of authority",
            "Titles",
            "Society",
            "Leaders",
            "Occupations",
            "People",
            "All topics",
            "Work",
            "Human",
            "Fundamental",
            "Human activity",
            "Human behaviour"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A non-commissioned officer in the United States Army, ranking above a staff sergeant and below a master sergeant or first sergeant."
      ],
      "id": "en-sergeant_first_class-en-noun-oweVr1Eq",
      "links": [
        [
          "non-commissioned officer",
          "non-commissioned officer"
        ],
        [
          "staff sergeant",
          "staff sergeant"
        ],
        [
          "master sergeant",
          "master sergeant"
        ],
        [
          "first sergeant",
          "first sergeant"
        ]
      ],
      "qualifier": "Army",
      "raw_glosses": [
        "(US, Army) A non-commissioned officer in the United States Army, ranking above a staff sergeant and below a master sergeant or first sergeant."
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "sergeant first class"
}

{
  "forms": [
    {
      "form": "sergeants first class",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "sergeants first class"
      },
      "expansion": "sergeant first class (plural sergeants first class)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "American English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms where the adjective follows the noun",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Military ranks",
        "en:People"
      ],
      "glosses": [
        "A non-commissioned officer in the United States Army, ranking above a staff sergeant and below a master sergeant or first sergeant."
      ],
      "links": [
        [
          "non-commissioned officer",
          "non-commissioned officer"
        ],
        [
          "staff sergeant",
          "staff sergeant"
        ],
        [
          "master sergeant",
          "master sergeant"
        ],
        [
          "first sergeant",
          "first sergeant"
        ]
      ],
      "qualifier": "Army",
      "raw_glosses": [
        "(US, Army) A non-commissioned officer in the United States Army, ranking above a staff sergeant and below a master sergeant or first sergeant."
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "sergeant first class"
}