"простой, как три копейки" meaning in Russian

{
  "etymology_templates": [
    {
      "args": {
        "1": "simple, like three kopecks"
      },
      "expansion": "“simple, like three kopecks”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "simple, like three kopecks"
      },
      "expansion": "Literally, “simple, like three kopecks”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “simple, like three kopecks”.",
  "forms": [
    {
      "form": "просто́й",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "как три копе́йки",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "prostój",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "kak tri kopéjki",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "просто́й, как три копе́йки"
      },
      "expansion": "просто́й, как три копе́йки • (prostój, kak tri kopéjki)",
      "name": "ru-adj"
    }
  ],
  "inflection_templates": [
    {
      "args": {
        "1": "просто́й"
      },
      "name": "ru-decl-adj-see"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "85 15",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "89 11",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "81 19",
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "Я прост, как три копе́йки.\nJa prost, kak tri kopéjki.\nI'm dumb as a rock.",
          "type": "example"
        }
      ],
      "glosses": [
        "dumb as a rock, simple, dumb, unintelligent (about a person)"
      ],
      "id": "en-простой,_как_три_копейки-ru-adj-BCM~aDS1",
      "links": [
        [
          "dumb as a rock",
          "dumb as a rock"
        ],
        [
          "simple",
          "simple"
        ],
        [
          "dumb",
          "dumb"
        ],
        [
          "unintelligent",
          "unintelligent"
        ]
      ],
      "raw_glosses": [
        "(colloquial) dumb as a rock, simple, dumb, unintelligent (about a person)"
      ],
      "tags": [
        "colloquial"
      ]
    },
    {
      "categories": [],
      "glosses": [
        "simple, easy, uncomplicated (about an affair)"
      ],
      "id": "en-простой,_как_три_копейки-ru-adj-6mVUDwbz",
      "links": [
        [
          "simple",
          "simple"
        ],
        [
          "easy",
          "easy"
        ],
        [
          "uncomplicated",
          "uncomplicated"
        ]
      ],
      "raw_glosses": [
        "(colloquial) simple, easy, uncomplicated (about an affair)"
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[prɐˈstoj | kɐk‿ˈtrʲi kɐˈpʲejkʲɪ]"
    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0",
      "roman": "prostój, kak pjatʹ kopéjek",
      "word": "просто́й, как пять копе́ек"
    },
    {
      "_dis1": "0 0",
      "roman": "prostój, kak tri rubljá",
      "word": "просто́й, как три рубля́"
    }
  ],
  "word": "простой, как три копейки"
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Russian adjectives",
    "Russian entries with incorrect language header",
    "Russian lemmas",
    "Russian multiword terms",
    "Russian terms with IPA pronunciation"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "simple, like three kopecks"
      },
      "expansion": "“simple, like three kopecks”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "simple, like three kopecks"
      },
      "expansion": "Literally, “simple, like three kopecks”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “simple, like three kopecks”.",
  "forms": [
    {
      "form": "просто́й",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "как три копе́йки",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "prostój",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "kak tri kopéjki",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "просто́й, как три копе́йки"
      },
      "expansion": "просто́й, как три копе́йки • (prostój, kak tri kopéjki)",
      "name": "ru-adj"
    }
  ],
  "inflection_templates": [
    {
      "args": {
        "1": "просто́й"
      },
      "name": "ru-decl-adj-see"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Russian colloquialisms",
        "Russian terms with usage examples"
      ],
      "examples": [
        {
          "text": "Я прост, как три копе́йки.\nJa prost, kak tri kopéjki.\nI'm dumb as a rock.",
          "type": "example"
        }
      ],
      "glosses": [
        "dumb as a rock, simple, dumb, unintelligent (about a person)"
      ],
      "links": [
        [
          "dumb as a rock",
          "dumb as a rock"
        ],
        [
          "simple",
          "simple"
        ],
        [
          "dumb",
          "dumb"
        ],
        [
          "unintelligent",
          "unintelligent"
        ]
      ],
      "raw_glosses": [
        "(colloquial) dumb as a rock, simple, dumb, unintelligent (about a person)"
      ],
      "tags": [
        "colloquial"
      ]
    },
    {
      "categories": [
        "Russian colloquialisms"
      ],
      "glosses": [
        "simple, easy, uncomplicated (about an affair)"
      ],
      "links": [
        [
          "simple",
          "simple"
        ],
        [
          "easy",
          "easy"
        ],
        [
          "uncomplicated",
          "uncomplicated"
        ]
      ],
      "raw_glosses": [
        "(colloquial) simple, easy, uncomplicated (about an affair)"
      ],
      "tags": [
        "colloquial"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[prɐˈstoj | kɐk‿ˈtrʲi kɐˈpʲejkʲɪ]"
    }
  ],
  "synonyms": [
    {
      "roman": "prostój, kak pjatʹ kopéjek",
      "word": "просто́й, как пять копе́ек"
    },
    {
      "roman": "prostój, kak tri rubljá",
      "word": "просто́й, как три рубля́"
    }
  ],
  "word": "простой, как три копейки"
}