Wiktionary (0.00 / 0 votes) Rate this definition: module (Noun). A self-contained component of a system, often interchangeable, which has a well-defined interface to the other components. module (Noun). A standard unit of measure used for determining the proportions of a building.
A silhouette is the image of a person, animal, object or scene represented as a solid shape of a single color, usually black, with its edges matching the outline of the subject. The interior of a silhouette is featureless, and the whole is typically presented on a light background, usually white, or none at all. The silhouette differs from an outline, which depicts the edge of an object in a linear form, while a silhouette appears as a solid shape.
For that reason, most silhouette shooters use larger calibers. The most popular one seems to be the .308 Winchester. Smallbore Rifles in Silhouette Competition. Since Smallbore Rifle silhouette is simply a miniature of the High Power Rifle game, the rifle allowed is defined as being identical to the High Power Rifle.