"175er" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "de",
        "3": "175er"
      },
      "expansion": "German 175er",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from German 175er.",
  "forms": [
    {
      "form": "175ers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "175er (plural 175ers)",
      "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": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "LGBTQ",
          "orig": "en:LGBTQ",
          "parents": [
            "Sexuality",
            "Human behaviour",
            "Sex",
            "Human",
            "All topics",
            "Reproduction",
            "Fundamental",
            "Life",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A homosexual in Germany in the era when homosexuality was illegal (1871 to 1994)."
      ],
      "id": "en-175er-en-noun-8dGMGu5F",
      "raw_glosses": [
        "(historical) A homosexual in Germany in the era when homosexuality was illegal (1871 to 1994)."
      ],
      "tags": [
        "historical"
      ]
    }
  ],
  "word": "175er"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "de",
        "3": "175er"
      },
      "expansion": "German 175er",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from German 175er.",
  "forms": [
    {
      "form": "175ers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "175er (plural 175ers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms borrowed from German",
        "English terms derived from German",
        "English terms spelled with numbers",
        "English terms with historical senses",
        "Pages with 2 entries",
        "Pages with entries",
        "en:LGBTQ"
      ],
      "glosses": [
        "A homosexual in Germany in the era when homosexuality was illegal (1871 to 1994)."
      ],
      "raw_glosses": [
        "(historical) A homosexual in Germany in the era when homosexuality was illegal (1871 to 1994)."
      ],
      "tags": [
        "historical"
      ]
    }
  ],
  "word": "175er"
}