plural red-eyes
1
US, informal
: a flight in a passenger airplane that happens late at night or that continues through the night
He caught/took the red-eye to Los Angeles.
a red-eye flight
2
: the appearance of a person's eyes as red in a photograph that was taken with a flash
The digital photo editing program can be used to remove red-eye.
Cite this Entry
“Red-eye.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/red-eye. Accessed 20 Jun. 2026.
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