"checkered past" meaning in All languages combined

{
  "forms": [
    {
      "form": "checkered pasts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "checkered past (plural checkered pasts)",
      "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"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              54,
              68
            ]
          ],
          "text": "Investigators dug deep into his life, discovering his checkered past.",
          "type": "example"
        }
      ],
      "glosses": [
        "A history of having done bad or questionable things."
      ],
      "id": "en-checkered_past-en-noun-ySwg19sC",
      "links": [
        [
          "history",
          "history"
        ]
      ],
      "raw_glosses": [
        "(American spelling, idiomatic) A history of having done bad or questionable things."
      ],
      "tags": [
        "US",
        "idiomatic"
      ]
    }
  ],
  "word": "checkered past"
}

{
  "forms": [
    {
      "form": "checkered pasts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "checkered past (plural checkered pasts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "American English forms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              54,
              68
            ]
          ],
          "text": "Investigators dug deep into his life, discovering his checkered past.",
          "type": "example"
        }
      ],
      "glosses": [
        "A history of having done bad or questionable things."
      ],
      "links": [
        [
          "history",
          "history"
        ]
      ],
      "raw_glosses": [
        "(American spelling, idiomatic) A history of having done bad or questionable things."
      ],
      "tags": [
        "US",
        "idiomatic"
      ]
    }
  ],
  "word": "checkered past"
}