To perform, or place an aircraft in, a sideslip.
A flight manoeuvre that uses opposing rudder and aileron inputs to move the aircraft sideways without turning it.
A flight maneuver to rapidly lose speed and/or altitude whilst not altering the aircraft's ground track.
The angle between an aircraft's longitudinal axis and its direction of motion relative to the surrounding air.
A flight condition where an aircraft's longitudinal axis is not aligned with its direction of motion relative to the surrounding air.