"dust down" meaning in English

{
  "forms": [
    {
      "form": "dusts down",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "dusting down",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "dusted down",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "dusted down",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "dust down (third-person singular simple present dusts down, present participle dusting down, simple past and past participle dusted down)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "dust off"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English phrasal verbs with particle (down)",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2019 October, Rail Freight Group, “Consequences of a no deal Brexit”, in Modern Railways, page 20",
          "text": "These preparations are being dusted down and refreshed and will continue to stand their owners in good stead in November.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "alternative form of dust off"
      ],
      "id": "en-dust_down-en-verb-hn06mUUY",
      "links": [
        [
          "dust off",
          "dust off#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "dust down"
}

{
  "forms": [
    {
      "form": "dusts down",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "dusting down",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "dusted down",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "dusted down",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "dust down (third-person singular simple present dusts down, present participle dusting down, simple past and past participle dusted down)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "word": "dust off"
        }
      ],
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs with particle (down)",
        "English terms with quotations",
        "English verbs"
      ],
      "examples": [
        {
          "ref": "2019 October, Rail Freight Group, “Consequences of a no deal Brexit”, in Modern Railways, page 20",
          "text": "These preparations are being dusted down and refreshed and will continue to stand their owners in good stead in November.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "alternative form of dust off"
      ],
      "links": [
        [
          "dust off",
          "dust off#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "dust down"
}