Plain English Meaning
Working as a team and using everything and everyone available to you -- other crew members, controllers, instruments, checklists -- to fly safely and make good decisions.
Full Definition
The effective use of all available resources -- human, hardware, and information -- by a flight crew to achieve safe and efficient flight operations. It includes communication, leadership, decision-making, situational awareness, and teamwork among crew members and with outside resources such as air traffic control, dispatch, and maintenance.
Context Anchor
Seen in flight training, crew operations, instructor-student flights, safety discussions, and -prevention training.