"rough patch" meaning in English

{
  "forms": [
    {
      "form": "rough patches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "es"
      },
      "expansion": "rough patch (plural rough patches)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2020, Barack Obama, chapter 22, in A Promised Land, Crown",
          "text": "It's in the nature of politics, and certainly the presidency, to go through rough patches – times when, because of a boneheaded mistake, an unforeseen circumstance, a sound but unpopular decision, or a failure to communicate – the headlines turn sour and the public finds you wanting.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "a difficult or embattling period of one's life"
      ],
      "id": "en-rough_patch-en-noun-Obw80SCk",
      "links": [
        [
          "difficult",
          "difficult"
        ],
        [
          "embattling",
          "embattle"
        ],
        [
          "life",
          "life"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) a difficult or embattling period of one's life"
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "rough patch"
}

{
  "forms": [
    {
      "form": "rough patches",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "es"
      },
      "expansion": "rough patch (plural rough patches)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2020, Barack Obama, chapter 22, in A Promised Land, Crown",
          "text": "It's in the nature of politics, and certainly the presidency, to go through rough patches – times when, because of a boneheaded mistake, an unforeseen circumstance, a sound but unpopular decision, or a failure to communicate – the headlines turn sour and the public finds you wanting.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "a difficult or embattling period of one's life"
      ],
      "links": [
        [
          "difficult",
          "difficult"
        ],
        [
          "embattling",
          "embattle"
        ],
        [
          "life",
          "life"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) a difficult or embattling period of one's life"
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "rough patch"
}