rush hour
US /ˈrʌʃ ˌaʊər/
UK /ˈrʌʃ ˌaʊər/

1.
hora do rush, horário de pico
a time of day when traffic is heaviest, typically in the morning and evening when people are traveling to and from work
:
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Try to avoid driving during rush hour if you can.
Tente evitar dirigir durante a hora do rush, se puder.
•
The train was packed during the morning rush hour.
O trem estava lotado durante a hora do rush da manhã.