Definitions
Marked with a red line to denote that it is unfit or unsafe for flight.
Used in a sentence
“[Female pilots] were forbidden to ferry aircraft overseas and, in the Civilian Air Patrol, on coastal patrols in the name of protecting our women, but were allowed to fly red lined aircraft that the men wouldn't fly.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Marked as off-limits”8 letters
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