The crossword solutions for the term OFF COURSE SWERVE are YAW, which is a three letter word. YAW is a term used to describe the movement of an aircraft or ship when it deviates from its intended course. It is usually caused by strong winds or turbulence, and can be corrected by adjusting the rudder or ailerons. Yawing can also refer to the turning of a vehicle in a different direction from its original path.