"silent listing" meaning in English

{
  "forms": [
    {
      "form": "silent listings",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "silent listing (plural silent listings)",
      "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"
        }
      ],
      "examples": [
        {
          "text": "2020, Caroline James, What is an off-market sale?, realestate.com.au\nThere is often little, if any, competition, – you may find you are the only buyer who knows about the silent listing and this exclusivity can mean buying for a lower price than on the open market."
        }
      ],
      "glosses": [
        "A property available for sale, but not publicly advertised or widely promoted."
      ],
      "id": "en-silent_listing-en-noun-5dJmldYU",
      "synonyms": [
        {
          "word": "off-market"
        }
      ]
    }
  ],
  "word": "silent listing"
}

{
  "forms": [
    {
      "form": "silent listings",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "silent listing (plural silent listings)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "2020, Caroline James, What is an off-market sale?, realestate.com.au\nThere is often little, if any, competition, – you may find you are the only buyer who knows about the silent listing and this exclusivity can mean buying for a lower price than on the open market."
        }
      ],
      "glosses": [
        "A property available for sale, but not publicly advertised or widely promoted."
      ]
    }
  ],
  "synonyms": [
    {
      "word": "off-market"
    }
  ],
  "word": "silent listing"
}