Plain English Meaning
A landing gear setup where the two main wheels are at the front and a small wheel sits under the tail, so the airplane rests pointing slightly upward when on the ground.
Full Definition
A landing gear arrangement in which two main wheels are positioned forward of the aircraft's center of gravity and a single small wheel supports the tail at the rear of the fuselage. Aircraft with this configuration sit nose-high on the ground and are commonly referred to as taildraggers or conventional gear aircraft.
Context Anchor
Seen in landing gear discussions, aircraft preflight, taxi training, takeoff, and landing practice for airplanes often called or taildraggers.