Definition
An aircraft-specific manual produced by the manufacturer that contains the operating procedures, performance data, limitations, weight and balance information, systems descriptions, and emergency procedures for a particular make, model, and serial number of aircraft. For aircraft certificated after March 1979, the POH is typically combined with, or serves as, the FAA-approved Airplane Flight Manual (AFM).
Plain English
The official manufacturer's book for a specific aircraft. It tells the pilot how to operate that aircraft safely, what its limits are, how it performs, and what to do when something goes wrong.
Context Anchor
You use the Pilot's Operating Handbook during training, preflight planning, performance calculations, loading checks, and when reviewing normal or emergency procedures for a specific aircraft.
Derivation
Pilot comes from the French pilote, one who steers or guides. Operating comes from the Latin operari, to work or perform. Handbook comes from the Old English handboc, a small book kept ready for use. Together the name signals a practical, aircraft-specific reference the pilot keeps at hand.
Why Pilots Care
Federal regulations require the POH (or its equivalent) to be carried aboard the aircraft; operating outside its stated limitations can make a flight illegal and unsafe.
Analogy
Think of it as the detailed owner's manual for one exact car model, except that reading and following it is required by law before every flight.
Intuition Check
Do not treat a Pilot's Operating Handbook as a general owner's booklet. In aviation, it is the aircraft's official operating reference, and its limits and procedures matter to safe and legal operation.
Example Sentence 1
Before the cross-country flight, she pulled out the Pilot's Operating Handbook and calculated takeoff distance for the expected density altitude.
Example Sentence 2
When the engine lost power, she opened the Pilot's Operating Handbook to the emergency checklist and set the best glide speed.