Windage - Definition
windage
n 1: the retarding force of air friction on a moving object
2: the space between the projectile of a smoothbore gun and the
surface of the bore of the gun
3: exposure to the wind (as the exposed part of a vessel's hull
which is responsible for wind resistance) [syn: windage,
wind exposure]
4: the deflection of a projectile resulting from the effects of
wind [syn: windage, wind deflection]