"hoppus" meaning in English

{
  "etymology_text": "After Edward Hoppus, English surveyor.",
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "hoppus",
      "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 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Units of measure",
          "orig": "en:Units of measure",
          "parents": [
            "Metrology",
            "Quantity",
            "Applied sciences",
            "Mathematics",
            "Sciences",
            "Formal sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "hoppus foot"
        },
        {
          "word": "hoppus ton"
        }
      ],
      "glosses": [
        "A unit of measure of volume equal to 1.273 cubic feet or 2,200 cubic inches. Used in the British Empire as a measure of lumber."
      ],
      "id": "en-hoppus-en-noun-SP1dL9ra",
      "wikipedia": [
        "hoppus"
      ]
    }
  ],
  "word": "hoppus"
}

{
  "derived": [
    {
      "word": "hoppus foot"
    },
    {
      "word": "hoppus ton"
    }
  ],
  "etymology_text": "After Edward Hoppus, English surveyor.",
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "hoppus",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English nouns",
        "English nouns with unknown or uncertain plurals",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Units of measure"
      ],
      "glosses": [
        "A unit of measure of volume equal to 1.273 cubic feet or 2,200 cubic inches. Used in the British Empire as a measure of lumber."
      ],
      "wikipedia": [
        "hoppus"
      ]
    }
  ],
  "word": "hoppus"
}