"peak hour" meaning in English

{
  "antonyms": [
    {
      "word": "off-hours"
    },
    {
      "word": "off-peak"
    }
  ],
  "forms": [
    {
      "form": "peak hours",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "peak hour (plural peak hours)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "84 16",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Rush hour."
      ],
      "id": "en-peak_hour-en-noun-r~YADqw7",
      "links": [
        [
          "Rush hour",
          "rush hour"
        ]
      ]
    },
    {
      "categories": [],
      "examples": [
        {
          "ref": "1961 October, “The winter timetables of British Railways: Western Region”, in Trains Illustrated, page 591",
          "text": "It will be noted that on this service, in contradistinction to that from and to Bristol, extra trains are provided to cope with peak-hour conditions; [...].",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Relating to peak periods in traffic and transportation."
      ],
      "id": "en-peak_hour-en-noun-tXSDfraQ",
      "qualifier": "often hyphenated",
      "raw_glosses": [
        "(attributive, often hyphenated) Relating to peak periods in traffic and transportation."
      ],
      "tags": [
        "attributive"
      ]
    }
  ],
  "word": "peak hour"
}

{
  "antonyms": [
    {
      "word": "off-hours"
    },
    {
      "word": "off-peak"
    }
  ],
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns"
  ],
  "forms": [
    {
      "form": "peak hours",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "peak hour (plural peak hours)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "Rush hour."
      ],
      "links": [
        [
          "Rush hour",
          "rush hour"
        ]
      ]
    },
    {
      "categories": [
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1961 October, “The winter timetables of British Railways: Western Region”, in Trains Illustrated, page 591",
          "text": "It will be noted that on this service, in contradistinction to that from and to Bristol, extra trains are provided to cope with peak-hour conditions; [...].",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Relating to peak periods in traffic and transportation."
      ],
      "qualifier": "often hyphenated",
      "raw_glosses": [
        "(attributive, often hyphenated) Relating to peak periods in traffic and transportation."
      ],
      "tags": [
        "attributive"
      ]
    }
  ],
  "word": "peak hour"
}