"liefdewerk oud papier" meaning in Dutch

{
  "etymology_text": "Said to derive from the charitable institution (liefdewerk) named Oud Papier (see oud papier (“wastepaper”)).",
  "head_templates": [
    {
      "args": {
        "1": "nl",
        "2": "phrase",
        "head": "liefdewerk oud papier"
      },
      "expansion": "liefdewerk oud papier",
      "name": "head"
    }
  ],
  "lang": "Dutch",
  "lang_code": "nl",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Dutch 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"
        }
      ],
      "glosses": [
        "Used to refer to labors of love or charity, that are done for their own sake without any expected personal gain."
      ],
      "id": "en-liefdewerk_oud_papier-nl-phrase-edrQcml8",
      "raw_glosses": [
        "(idiomatic) Used to refer to labors of love or charity, that are done for their own sake without any expected personal gain."
      ],
      "tags": [
        "idiomatic"
      ],
      "wikipedia": [
        "nl:Liefdewerk"
      ]
    }
  ],
  "word": "liefdewerk oud papier"
}

{
  "etymology_text": "Said to derive from the charitable institution (liefdewerk) named Oud Papier (see oud papier (“wastepaper”)).",
  "head_templates": [
    {
      "args": {
        "1": "nl",
        "2": "phrase",
        "head": "liefdewerk oud papier"
      },
      "expansion": "liefdewerk oud papier",
      "name": "head"
    }
  ],
  "lang": "Dutch",
  "lang_code": "nl",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Dutch entries with incorrect language header",
        "Dutch idioms",
        "Dutch lemmas",
        "Dutch multiword terms",
        "Dutch phrases",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "Used to refer to labors of love or charity, that are done for their own sake without any expected personal gain."
      ],
      "raw_glosses": [
        "(idiomatic) Used to refer to labors of love or charity, that are done for their own sake without any expected personal gain."
      ],
      "tags": [
        "idiomatic"
      ],
      "wikipedia": [
        "nl:Liefdewerk"
      ]
    }
  ],
  "word": "liefdewerk oud papier"
}