flu season

noun

: the time of year, and especially the winter, when many people get influenza and other mild illnesses

Examples of flu season in a Sentence

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.
The United States isn't out of a severe flu season yet as more children are getting infected. Eduardo Cuevas, USA Today, 31 Jan. 2026 While flu numbers in Texas have been declining in recent weeks, this has been a rough flu season, Metzger said. Nicole Villalpando, Austin American Statesman, 31 Jan. 2026 Flu activity has ticked back up slightly in the US, thanks to a very small increase in infections caused by influenza B — viruses distinct from the new subclade K strain that’s been the biggest player this flu season so far. Brenda Goodman, CNN Money, 30 Jan. 2026 Last flu season, dozens of children were diagnosed with acute necrotizing encephalopathy, a complication from the flu that causes brain damage and can hamper a child’s development. Grant Stringer, Mercury News, 30 Jan. 2026 See All Example Sentences for flu season

Browse Nearby Words

Cite this Entry

“Flu season.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flu%20season. Accessed 2 Feb. 2026.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!