rush hour

noun

: a period of the day when the demands especially of traffic or business are at a peak

Examples of rush hour in a Sentence

We got caught in the morning rush hour.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Since the mass firings began, former CDC worker and their supporters have protested every Tuesday during the afternoon rush hour outside the CDC's main entrance. Jess Mador, NPR, 13 Mar. 2026 Developers say a trip that can take an hour or more by car during rush hour could potentially be reduced to 10 to 20 minutes by air. Christopher Harris, CBS News, 12 Mar. 2026 The intersection of Broome Street (NC-16) and West South Main Street (NC-75) during daily rush hour or weekend events is often backed up with traffic in every direction. Briah Lumpkins, Charlotte Observer, 9 Mar. 2026 One person was killed, and two others were injured when a minivan and a small pickup truck collided head-on shortly after Wednesday evening’s rush hour in Independence, a police spokesman said. Kansas City Star, 5 Mar. 2026 See All Example Sentences for rush hour

Word History

First Known Use

1878, in the meaning defined above

Time Traveler
The first known use of rush hour was in 1878

Browse Nearby Words

Cite this Entry

“Rush hour.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rush%20hour. Accessed 20 Mar. 2026.

Kids Definition

rush hour

noun
: a period of the day when traffic is very heavy or business is very brisk
Last Updated: - Updated example sentences
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