define yaw
The definition of a yaw is the motion of a vessel going back and forth along its path. An example of yaw is the motion a plane would be taking if it were swinging back and forth across its flight path. Yaw is defined as when a ship, plane or other moving vessel swings, sways or moves back and forth across its path. An example of yaw is an airplane swaying back and forth in a storm. to swing back and forth across its course: said of a ship, esp. one being pushed by large following waves.