- Fairing is defined as a part you add to a vehicle to reduce drag and make the vehicle go faster.
An example of fairing is a powerboard attached to a boat.
fairing definition by Webster's New World
Engineering an additional part or structure added to an aircraft, tractor-trailer, etc. to smooth the outline and thus reduce drag
Origin: see fair,
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Brit. a gift, esp. one gotten at a fair
fairing definition by American Heritage Dictionary
An auxiliary structure or the external surface of a vehicle, such as an aircraft, that serves to reduce drag.
noun Chiefly British
A gift, especially one bought or given at a fair.