red-eye

noun

Synonyms of red-eyenext
1
: cheap whiskey
2
: the phenomenon of a subject's eyes appearing red in a color photograph taken with a flash
3
: a late-night or overnight flight

Examples of red-eye 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 overall look feels polished enough to wear straight from a red-eye flight to a hotel lobby or even a casual lunch without needing an outfit change. Alesandra Dubin, Travel + Leisure, 27 June 2026 Donaldson auditioned for the Heat earlier this month after taking a red-eye flight from San Francisco. Barry Jackson, Miami Herald, 25 June 2026 Clark's father, Randall, took a red-eye from Colorado to surprise his son after his final round. Anna Grazulis, CBS News, 23 June 2026 An oral surgeon says the biggest threat to your teeth on a red-eye isn’t skipping a brushing session. Brittany Anas, Forbes.com, 23 June 2026 See All Example Sentences for red-eye

Word History

First Known Use

1819, in the meaning defined at sense 1

Time Traveler
The first known use of red-eye was in 1819

Cite this Entry

“Red-eye.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/red-eye. Accessed 6 Jul. 2026.

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