Definition of rush hour in English:

rush hour

Syllabification: rush hour

noun

  • A time during each day when traffic is at its heaviest.
    More example sentences
    • Morning rush hour traffic was murderous at the best of times, and with something like this going on it was not moving at all.
    • The weather was clear and the morning rush hour traffic had already built up and was inching along.
    • Anyone who has driven through the rush hour traffic on the back of Bangkok motorbike taxi will know what I mean.

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a slit made by cutting with a saw