wind gauge

[ wind ]

/ wɪnd /

anemometer.

a scale on the rear sight of a rifle by which the sight is adjusted to correct for windage.

Origin of wind gauge

First recorded in 1645–55

Lateral sliding-bars or wind-gauge may be used on rear open sight, also any elevating front or rear open sight.

The Modern American Pistol and Revolver |A. C. Gould
Each graduation on the wind-gauge scale is called a "point."

Manual for Noncommissioned Officers and Privates of Cavalry of the Army |War Department.
Next he used a strange instrument which was, Jones told me, a wind-gauge, and tapped thoughtfully at a pocket-barometer.

Mr. Punch's Golf Stories |Various
No wind-gauge will help us to the science of its storms, no lead-line sound for us the depth of its divine and terrible serenity.

A Study of Shakespeare |Algernon Charles Swinburne

Doubtless in the near future there will be a rear elevating and wind-gauge sight for pistols and revolvers.

The Modern American Pistol and Revolver |A. C. Gould

wind gauge

/ (wɪnd) /

another name for anemometer (def. 1)

a scale on a gun sight indicating the amount of deflection necessary to allow for windage

music a device for measuring the wind pressure in the bellows of an organ