The angle that the lateral body axis of an aircraft or similar body makes with a chosen reference plane in rolling; usually, the angle between the lateral axis and a horizontal plane. The angle of roll is considered positive if the roll is to starboard.

The angle between the direction of the undisturbed relative airflow and the plane of symmetry.

Any shot that hits a sidewall or backwall before hitting the front wall. Most boasts are the sidewall boasts. There are basically two types of sidewall boasts, the attacking boast and the defensive boast.

Mean blade pitch over one rotor revolution; the constant component of the blade angle.