English edit

Noun edit

peak hour (plural peak hours)

  1. Rush hour.
  2. (attributive, often hyphenated) Relating to peak periods in traffic and transportation.
    • 1961 October, “The winter timetables of British Railways: Western Region”, in Trains Illustrated, page 591:
      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; [...].

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