Plain English Meaning
Flying an aircraft on your own, with no other pilot in the cockpit to help you.
Full Definition
The conduct of a flight by one pilot acting alone, without a second pilot or crew member to share cockpit duties such as navigation, communication, systems management, and aircraft control.
Context Anchor
Seen in discussions of pilot responsibility, workload management, and decision-making when flying without another pilot on board to help.
Why Pilots Care
The single pilot carries full responsibility for every task, raising the chance of overload and requiring strong decision-making skills.