red-eye

[ red-ahy ]
/ ˈrɛdˌaɪ /

noun

the condition of having bloodshot eyes, as from eyestrain or lack of sleep.
Also red eye, redeye. Informal. a commercial airline flight between two distant points that departs late at night and arrives early in the morning.
an unwanted photographic effect in which a person's iris appears to be red: caused by the reflection of a flashbulb off the blood vessels of the retina.

adjective

Also redeye. Informal. of or indicating a long-distance flight that leaves late at night: the red-eye special from New York to Los Angeles.

Origin of red-eye

1965–70, for def 2

Example sentences from the Web for red-eye

British Dictionary definitions for red-eye

red-eye

noun

informal
  1. an aeroplane flight leaving late at night or arriving early in the morning
  2. (as modifier)a red-eye flight