( red-eyes)
Note: The spelling 'redeye' is also used in meaning 2.
1.
A red-eye or a red-eye flight is a plane journey during the night. ( INFORMAL )
She was running to catch a red-eye to New York...
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2.
In photography, redeye is the unwanted effect that you sometimes get in photographs of people or animals where their eyes appear red because of the reflection of a camera flash or other light.
The camera incorporates a redeye reduction facility.
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