"rusty dusty" meaning in English

{
  "forms": [
    {
      "form": "rusty dusties",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "rusty dusties"
      },
      "expansion": "rusty dusty (plural rusty dusties)",
      "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": [
        {
          "ref": "2006, Mo Foster, A Blues for Shindig, page 70:",
          "text": "Leave these ladies at rest on their big fat rusty dusties?",
          "type": "quote"
        },
        {
          "ref": "2012, David G. Weaver, The Eagle and the Osprey, page 279:",
          "text": "He frowned then yelled, “You'd better get your rusty-dusties in gear and get to the wardroom or you're gonna be flying the rest of the day on an empty gut.”",
          "type": "quote"
        },
        {
          "ref": "2012, D.B. Myers, The BodyWise Health System, page 37:",
          "text": "Probably the safest and easiest 'tool' that you can use to get off your rusty-dusty and follow your choice of exercise routine.",
          "type": "quote"
        },
        {
          "ref": "2014, James Willis, Faith Made Easy:",
          "text": "You can't afford to just sit there on your rusty dusty feeling sorry for yourself.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The buttocks of someone who sits and does nothing."
      ],
      "id": "en-rusty_dusty-en-noun-DzSnNZQC",
      "links": [
        [
          "buttocks",
          "buttocks"
        ],
        [
          "sit",
          "sit"
        ]
      ],
      "raw_glosses": [
        "(informal) The buttocks of someone who sits and does nothing."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "rusty dusty"
}

{
  "forms": [
    {
      "form": "rusty dusties",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "rusty dusties"
      },
      "expansion": "rusty dusty (plural rusty dusties)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2006, Mo Foster, A Blues for Shindig, page 70:",
          "text": "Leave these ladies at rest on their big fat rusty dusties?",
          "type": "quote"
        },
        {
          "ref": "2012, David G. Weaver, The Eagle and the Osprey, page 279:",
          "text": "He frowned then yelled, “You'd better get your rusty-dusties in gear and get to the wardroom or you're gonna be flying the rest of the day on an empty gut.”",
          "type": "quote"
        },
        {
          "ref": "2012, D.B. Myers, The BodyWise Health System, page 37:",
          "text": "Probably the safest and easiest 'tool' that you can use to get off your rusty-dusty and follow your choice of exercise routine.",
          "type": "quote"
        },
        {
          "ref": "2014, James Willis, Faith Made Easy:",
          "text": "You can't afford to just sit there on your rusty dusty feeling sorry for yourself.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The buttocks of someone who sits and does nothing."
      ],
      "links": [
        [
          "buttocks",
          "buttocks"
        ],
        [
          "sit",
          "sit"
        ]
      ],
      "raw_glosses": [
        "(informal) The buttocks of someone who sits and does nothing."
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "word": "rusty dusty"
}