Definition of preflight in English:

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Pronunciation: /priːˈflʌɪt/


Occurring before a flight in an aircraft: our detailed preflight briefing
More example sentences
  • Of perhaps greater dismay to the Board, of 42 exit row passengers, only 10 read the safety card and watched the preflight briefing from the flight attendants.
  • Of 399 passengers, the Board found that nearly half ignored the safety card in the seat back pocket and the preflight briefing by flight attendants.
  • Airspace constraints are explained during the preflight briefing.


[with object]
Prepare (an aircraft) for a flight by carrying out systematic checks: he took his time preflighting the airliner
More example sentences
  • Anyway, while I was preflighting the airplane, my student was waxing eloquent about the benefits, physical and emotional, of golf.
  • Three people, myself included, had preflighted the aircraft without noticing if the driveshaft cover was loose.
  • When contemplating a night flight, consider preflighting your plane earlier in the day while there's still good light.
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