Plain English Meaning
A pre-planned path drawn on the chart that VFR pilots can follow to fly through or around a busy area near a major airport without getting tangled up with airline traffic.
Full Definition
A specific flight course depicted on aeronautical charts for use by pilots operating under visual flight rules around busy terminal airspace, such as Class B or Class C areas. These routes — including VFR Flyways, VFR Corridors, Class B Airspace VFR Transition Routes, and Terminal Area VFR Routes — are designed to help VFR traffic transit or bypass complex terminal airspace safely and predictably.