Definition of "windage" []

• The effect of wind on the course of a projectile. (noun)
• The point or degree at which the wind gauge or sight of a rifle or gun must be set to compensate for the effect of the wind. (noun)
• The difference in a given firearm between the diameter of the projectile fired and the diameter of the bore of the firearm. (noun)
• The disturbance of air caused by the passage of a fast-moving object, such as a railway train. (noun)
• Nautical The part of the surface of a ship exposed to the wind. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Consequently adequate allowance has to be made for windage, which is a very difficult factor to calculate from aloft."
• "Some of these chemicals get released to the environment through a process called windage where some water droplets - with their dissolved chemicals - get blown out of the towers."
• "When inserted into the gravatána, the swell of the cotton filled the tube exactly, -- not so tightly as to impede the passage of the arrow, nor so loosely as to allow of "windage" when blown upon through the mouthpiece."