"short gross" meaning in English

{
  "forms": [
    {
      "form": "short gross",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "short gross"
      },
      "expansion": "short gross (plural short gross)",
      "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 entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Historical numbers",
          "orig": "en:Historical numbers",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "One hundred and twenty (120)."
      ],
      "id": "en-short_gross-en-noun-4eEBnv2Z",
      "raw_glosses": [
        "(historical) One hundred and twenty (120)."
      ],
      "synonyms": [
        {
          "word": "great hundred"
        },
        {
          "word": "long hundred"
        },
        {
          "word": "small gross"
        }
      ],
      "tags": [
        "historical"
      ]
    }
  ],
  "word": "short gross"
}

{
  "forms": [
    {
      "form": "short gross",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "short gross"
      },
      "expansion": "short gross (plural short gross)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with historical senses",
        "English terms with non-redundant non-automated sortkeys",
        "en:Historical numbers"
      ],
      "glosses": [
        "One hundred and twenty (120)."
      ],
      "raw_glosses": [
        "(historical) One hundred and twenty (120)."
      ],
      "tags": [
        "historical"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "great hundred"
    },
    {
      "word": "long hundred"
    },
    {
      "word": "small gross"
    }
  ],
  "word": "short gross"
}