"rest of advantage" meaning in English

{
  "forms": [
    {
      "form": "rests of advantage",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "rests of advantage"
      },
      "expansion": "rest of advantage (plural rests of advantage)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Armor",
          "orig": "en:Armor",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              183,
              200
            ]
          ],
          "ref": "1928, The Connoisseur, [volumes 81-82], page 13:",
          "text": "Models of rider and great horse, the latter on wheels, are correctly harnessed and trappered, […] The puppet was modern, but the harness was complete except for the housings, saddle, rest of advantage, and parts of the poldermitton and manefer. There is a second harness in the Museum at Munich (No. xvii.).",
          "type": "quote"
        }
      ],
      "glosses": [
        "Synonym of lance rest."
      ],
      "id": "en-rest_of_advantage-en-noun-bYlDfe7j",
      "links": [
        [
          "lance rest",
          "lance rest#English"
        ]
      ],
      "raw_glosses": [
        "(historical) Synonym of lance rest."
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "lance rest"
        }
      ],
      "tags": [
        "historical"
      ]
    }
  ],
  "word": "rest of advantage"
}

{
  "forms": [
    {
      "form": "rests of advantage",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "rests of advantage"
      },
      "expansion": "rest of advantage (plural rests of advantage)",
      "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",
        "English terms with historical senses",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Armor"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              183,
              200
            ]
          ],
          "ref": "1928, The Connoisseur, [volumes 81-82], page 13:",
          "text": "Models of rider and great horse, the latter on wheels, are correctly harnessed and trappered, […] The puppet was modern, but the harness was complete except for the housings, saddle, rest of advantage, and parts of the poldermitton and manefer. There is a second harness in the Museum at Munich (No. xvii.).",
          "type": "quote"
        }
      ],
      "glosses": [
        "Synonym of lance rest."
      ],
      "links": [
        [
          "lance rest",
          "lance rest#English"
        ]
      ],
      "raw_glosses": [
        "(historical) Synonym of lance rest."
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "lance rest"
        }
      ],
      "tags": [
        "historical"
      ]
    }
  ],
  "word": "rest of advantage"
}